From: Vladimir 'phcoder' Serbinenko Date: Sat, 22 May 2010 14:58:45 +0000 (+0200) Subject: merge mainline into yeeloongfw X-Git-Tag: 1.99~780^2~17 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e34b610d49a9e3e7ec82a050e2b2a22320bc3d54;p=thirdparty%2Fgrub.git merge mainline into yeeloongfw --- e34b610d49a9e3e7ec82a050e2b2a22320bc3d54 diff --cc boot/mips/yeeloong/fwstart.S index f541a535f,000000000..239305939 mode 100644,000000..100644 --- a/boot/mips/yeeloong/fwstart.S +++ b/boot/mips/yeeloong/fwstart.S @@@ -1,632 -1,0 +1,631 @@@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2000,2001,2002,2003,2004,2005,2007,2008,2009,2010 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see . + */ + +#include +#include - #include +#include +#include +#include +#include +#include + + .set noreorder + .set noat + .set nomacro + + .global start,_start,__start +start: +_start: +__start: + bal serial_hw_init + nop + /* Find CS5536 controller. */ + /* $t4 chooses device in priority encoding. */ + /* Resulting value is kept in GRUB_MACHINE_PCI_CONF_CTRL_REG. + This way we don't need to sacrifice a register for it. */ + /* We have only one bus (0). Function is 0. */ + lui $t0, %hi(GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR) + lui $t1, %hi(GRUB_MACHINE_PCI_CONFSPACE) + lui $t3, %hi(GRUB_CS5536_PCIID) + addiu $t3, $t3, %lo(GRUB_CS5536_PCIID) + ori $t4, $zero, 1 + lui $a0, %hi(no_cs5536) +1: + andi $t4, $t4, ((1 << GRUB_PCI_NUM_DEVICES) - 1) + beql $t4, $zero, fatal + addiu $a0, $a0, %lo(no_cs5536) + sw $t4, %lo(GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR) ($t0) + lw $t2, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_PCI_REG_PCI_ID) ($t1) + bnel $t2, $t3, 1b + sll $t4, $t4, 1 + + bal message + addiu $a0, $a0, %lo(cs5536_found) + bal printhex + move $a0, $t4 + + /* Initialise SMBus controller. */ + /* Set GPIO LBAR. */ + lui $a0, %hi(GRUB_CS5536_MSR_GPIO_BAR) + addiu $a0, $a0, %lo(GRUB_CS5536_MSR_GPIO_BAR) + ori $a1, $zero, GRUB_CS5536_LBAR_GPIO + /* Set mask to 0xf and enabled bit to 1. */ + bal wrmsr + ori $a2, $zero, ((GRUB_CS5536_LBAR_MASK_MASK \ + | GRUB_CS5536_LBAR_ENABLE) >> 32) + + /* Set SMBUS LBAR. */ + lui $a0, %hi(GRUB_CS5536_MSR_SMB_BAR) + addiu $a0, $a0, %lo(GRUB_CS5536_MSR_SMB_BAR) + ori $a1, $zero, GRUB_CS5536_LBAR_SMBUS + /* Set mask to 0xf and enabled bit to 1. */ + bal wrmsr + ori $a2, $zero, ((GRUB_CS5536_LBAR_MASK_MASK \ + | GRUB_CS5536_LBAR_ENABLE) >> 32) + + lui $a0, %hi(smbus_enabled) + bal message + addiu $a0, $a0, %lo(smbus_enabled) + + /* Enable SMBus controller pins. */ + lui $t0, %hi(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO) + ori $t1, $zero, GRUB_GPIO_SMBUS_PINS + sw $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO + GRUB_GPIO_REG_OUT_EN) ($t0) + sw $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO + GRUB_GPIO_REG_OUT_AUX1) ($t0) + sw $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO + GRUB_GPIO_REG_IN_EN) ($t0) + sw $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO + GRUB_GPIO_REG_IN_AUX1) ($t0) + + lui $t0, %hi(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS) + + /* Disable SMB. */ + sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL2) ($t0) + + /* Disable interrupts. */ + sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1) ($t0) + + /* Set as master. */ + sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_ADDR) ($t0) + + /* Launch SMBus controller at slowest speed possible. */ + ori $t1, $zero, 0xff + sb $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL3) ($t0) + sb $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL2) ($t0) + + /* Yeeloong has only one memory slot. */ + /* Output first byte on serial for debugging. */ + ori $a1, $zero, GRUB_SMB_RAM_START_ADDR + bal read_spd + move $a0, $zero + bal printhex + move $a0, $v0 + + bal read_spd + ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_TYPE_ADDR + ori $t0, $zero, GRUB_SMBUS_SPD_MEMORY_TYPE_DDR2 + lui $a0, %hi(unimplemented_memory_type) + bne $t0, $v0, fatal + addiu $a0, $a0, %hi(unimplemented_memory_type) + + /* And here is our goal: DDR2 controller initialisation. */ + lui $t0, %hi(GRUB_CPU_LOONGSON_CORECFG) + ld $t1, %lo(GRUB_CPU_LOONGSON_CORECFG) ($t0) + /* Use addiu for sign-extension. */ + addiu $t2, $zero, ~(GRUB_CPU_LOONGSON_CORECFG_DISABLE_DDR2_SPACE|GRUB_CPU_LOONGSON_CORECFG_BUFFER_CPU) + and $t1, $t1, $t2 + sd $t1, %lo (GRUB_CPU_LOONGSON_CORECFG) ($t0) + + b continue + - . = start + GRUB_MACHINE_FLASH_TLB_REFILL - GRUB_MACHINE_FLASH_START ++ . = start + GRUB_CPU_LOONGSON_FLASH_TLB_REFILL - GRUB_CPU_LOONGSON_FLASH_START +tlb_refill: + mfc0 $s1, GRUB_CPU_LOONGSON_COP0_EPC + mfc0 $s2, GRUB_CPU_LOONGSON_COP0_BADVADDR + move $s3, $ra + lui $a0, %hi(epc) + bal message + addiu $a0, $a0, %lo(epc) + + bal printhex + move $a0, $s1 + + lui $a0, %hi(badvaddr) + bal message + addiu $a0, $a0, %lo(badvaddr) + + bal printhex + move $a0, $s2 + + lui $a0, %hi(return_msg) + bal message + addiu $a0, $a0, %lo(return_msg) + + bal printhex + move $a0, $s3 + + lui $a0, %hi(newline) + bal message + addiu $a0, $a0, %lo(newline) + + lui $a0, %hi(unhandled_tlb_refill) + b fatal + addiu $a0, $a0, %lo(unhandled_tlb_refill) + - . = start + GRUB_MACHINE_FLASH_CACHE_ERROR - GRUB_MACHINE_FLASH_START ++ . = start + GRUB_CPU_LOONGSON_FLASH_CACHE_ERROR - GRUB_CPU_LOONGSON_FLASH_START +cache_error: + lui $a0, %hi(unhandled_cache_error) + b fatal + addiu $a0, $a0, %lo(unhandled_cache_error) + - . = start + GRUB_MACHINE_FLASH_OTHER_EXCEPTION - GRUB_MACHINE_FLASH_START ++ . = start + GRUB_CPU_LOONGSON_FLASH_OTHER_EXCEPTION - GRUB_CPU_LOONGSON_FLASH_START +other_exception: + mfc0 $s0, GRUB_CPU_LOONGSON_COP0_CAUSE + mfc0 $s1, GRUB_CPU_LOONGSON_COP0_EPC + mfc0 $s2, GRUB_CPU_LOONGSON_COP0_BADVADDR + lui $a0, %hi(cause) + bal message + addiu $a0, $a0, %lo(cause) + + bal printhex + move $a0, $s0 + + lui $a0, %hi(epc) + bal message + addiu $a0, $a0, %lo(epc) + + bal printhex + move $a0, $s1 + + lui $a0, %hi(badvaddr) + bal message + addiu $a0, $a0, %lo(badvaddr) + + bal printhex + move $a0, $s2 + + lui $a0, %hi(newline) + bal message + addiu $a0, $a0, %lo(newline) + + lui $a0, %hi(unhandled_exception) + b fatal + addiu $a0, $a0, %lo(unhandled_exception) + + /* Same as similarly named C function but in asm since + we need it early. */ + /* In: none. Out: none. Clobbered: $t0, $t1, $a0. */ +serial_hw_init: + lui $t0, %hi (GRUB_MACHINE_SERIAL_PORT) + + /* Turn off the interrupt. */ + sb $zero, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_IER)($t0) + + /* Set DLAB. */ + ori $t1, $zero, UART_DLAB + sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_LCR)($t0) + + /* Set the baud rate 115200. */ + ori $t1, $zero, GRUB_MACHINE_SERIAL_DIVISOR_115200 + sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_DLL)($t0) + sb $zero, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_DLH)($t0) + + /* Set the line status. */ + ori $t1, $zero, (UART_NO_PARITY | UART_8BITS_WORD | UART_1_STOP_BIT) + sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_LCR)($t0) + + /* Enable the FIFO. */ + ori $t1, $zero, UART_ENABLE_FIFO_TRIGGER1 + sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_FCR)($t0) + + /* Turn on DTR and RTS. */ + ori $t1, $zero, UART_ENABLE_DTRRTS + sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_MCR)($t0) + + /* Let message return to original caller. */ + lui $a0, %hi(notification_string) + addiu $a0, $a0, %lo(notification_string) + + /* Print message on serial console. */ + /* In: $a0 = asciiz message. Out: none. Clobbered: $t0, $t1, $a0. */ +message: + lui $t0, %hi (GRUB_MACHINE_SERIAL_PORT) +1: + lb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_LSR)($t0) + andi $t1, $t1, UART_EMPTY_TRANSMITTER + beq $t1, $zero, 1b + nop + lb $t1, 0($a0) + sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_TX)($t0) + bne $t1, $zero, 1b + addiu $a0, $a0, 1 + jr $ra + nop + + /* Print 32-bit hexadecimal on serial. + In: $a0. Out: None. Clobbered: $a0, $t0, $t1, $t2 + */ +printhex: + lui $t0, %hi (GRUB_MACHINE_SERIAL_PORT) + ori $t2, $zero, 8 +1: + lb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_LSR)($t0) + andi $t1, $t1, UART_EMPTY_TRANSMITTER + beq $t1, $zero, 1b + nop + srl $t1, $a0, 28 + addiu $t1, $t1, -10 + blt $t1, $zero, 2f + sll $a0, $a0, 4 + addiu $t1, $t1, 'A'-10-'0' +2: addiu $t1, $t1, '0'+10 + sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_TX)($t0) + addiu $t2, $t2, -1 + bne $t2, $zero, 1b + nop + jr $ra + nop + +fatal: + bal message + nop +self: + b self + nop + + /* Write CS5536 MSR. + In: $a0 address, $a1 lower word, $a2 upper word. + Out: None + Clobbered: $t0 + */ +wrmsr: + lui $t0, %hi(GRUB_MACHINE_PCI_CONFSPACE) + sw $a0, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_CS5536_MSR_MAILBOX_ADDR) ($t0) + sw $a1, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_CS5536_MSR_MAILBOX_DATA0) ($t0) + jr $ra + sw $a2, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_CS5536_MSR_MAILBOX_DATA1) ($t0) + + /* Wait for SMBus data or empty transmitter. */ + /* In: $a0 = exception handler. Out: none. Clobbered: $t0, $t1 */ +smbus_wait: +1: + lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_STATUS + GRUB_MACHINE_PCI_IO_BASE) + lb $t0, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_STATUS + GRUB_MACHINE_PCI_IO_BASE) ($t0) + andi $t1, $t0, GRUB_CS5536_SMB_REG_STATUS_SDAST + bne $t1, $zero, return + nop + andi $t1, $t0, (GRUB_CS5536_SMB_REG_STATUS_BER | GRUB_CS5536_SMB_REG_STATUS_NACK) + beq $t1, $zero, 1b + nop + jr $a0 + nop +return: + jr $ra + nop + + /* Read SPD byte. In: $a0 byte, $a1 device. Out: $v0 read byte (0x100 on failure). + Clobbered: $t0, $t1, $t2, $t3, $a0. */ +read_spd: + move $t2, $a0 + move $t3, $ra + lui $a0, %hi(read_spd_fail) + addiu $a0, $a0, %hi(read_spd_fail) + + /* Send START. */ + lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) + lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0) + ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_START + bal smbus_wait + sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0) + + /* Send device address. */ + lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) + sll $t1, $a1, 1 + bal smbus_wait + sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0) + + /* Send ACK. */ + lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) + lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0) + ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_ACK + sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0) + + /* Send byte address. */ + lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) + bal smbus_wait + sb $t2, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0) + + /* Send START. */ + lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) + lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0) + ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_START + bal smbus_wait + sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0) + + /* Send device address. */ + lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) + sll $t1, $a1, 1 + ori $t1, $t1, 1 + bal smbus_wait + sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0) + + /* Send STOP. */ + lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) + lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0) + ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_STOP + bal smbus_wait + sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0) + + lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) + lb $v0, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0) + jr $t3 + andi $v0, $v0, 0xff +read_spd_fail: + jr $t3 + ori $v0, $v0, 0x100 + +notification_string: .asciz "GRUB " +no_cs5536: .asciz "No CS5536 found.\n\r" +cs5536_found: .asciz "CS5536 at " +sm_failed: .asciz "SM transaction failed.\n\r" +not_implemented: .asciz "Nothing more is implemented. Bye.\n\r" +unhandled_tlb_refill: .asciz "Unhandled TLB refill.\n\r" +unhandled_cache_error: .asciz "Unhandled cache error.\n\r" +unhandled_exception: .asciz "Unhandled exception.\n\r" +smbus_enabled: .asciz "SMBus controller enabled.\n\r" +unimplemented_memory_type: .asciz "non-DDR2 memory isn't supported.\n\r" +no_cas_latency: .asciz "Couldn't determine CAS latency.\n\r" +cause: .asciz "Cause: " +epc: .asciz "\n\rEPC: " +badvaddr: .asciz "\n\rBadVaddr: " +newline: .asciz "\n\r" +return_msg: .asciz "\n\rReturn address: " +caches_enabled: .asciz "Caches enabled\n\r" + + .p2align 3 + +regdump: + .quad 0x0100010000000101 /* 0 */ + .quad 0x0100010100000000 /* 2 */ + .quad 0x0101000001000000 /* 3 */ + .quad 0x0100020200010101 /* 4 */ + .quad 0x0a04030603050203 /* 6 */ + .quad 0x0f0e040000010a0b /* 7 */ + .quad 0x0000010200000102 /* 8 */ + .quad 0x0000060c00000000 /* 9 */ + .quad 0x2323233f3f1f0200 /* a */ + .quad 0x5f7f232323232323 /* b */ + .quad 0x002a3c0615000000 /* c */ + .quad 0x002a002a002a002a /* d */ + .quad 0x002a002a002a002a /* e */ + .quad 0x00b40020006d0004 /* f */ + .quad 0x070007ff00000087 /* 10 */ + .quad 0x000000000016101f /* 11 */ + .quad 0x001c000000000000 /* 12 */ + .quad 0x28e1000200c8006b /* 13 */ + .quad 0x0000204200c8002f /* 14 */ + .quad 0x0000000000030d40 /* 15 */ + .quad 0 /* 16 */ + .quad 0 /* 17 */ + .quad 0 /* 18 */ + .quad 0 /* 19 */ + .quad 0 /* 1a */ + .quad 0 /* 1b */ + .quad 0 /* 1c */ + + .p2align + +write_dumpreg: + ld $t2, 0($t6) + sd $t2, 0($t4) - addiu $t4, $t4, GRUB_MACHINE_DDR2_REG_STEP ++ addiu $t4, $t4, GRUB_CPU_LOONGSON_DDR2_REG_STEP + jr $ra - addiu $t6, $t6, GRUB_MACHINE_DDR2_REG_SIZE ++ addiu $t6, $t6, GRUB_CPU_LOONGSON_DDR2_REG_SIZE + +continue: - lui $t4, %hi(GRUB_MACHINE_DDR2_BASE) - addiu $t4, $t4, %lo(GRUB_MACHINE_DDR2_BASE) ++ lui $t4, %hi(GRUB_CPU_LOONGSON_DDR2_BASE) ++ addiu $t4, $t4, %lo(GRUB_CPU_LOONGSON_DDR2_BASE) + lui $t6, %hi(regdump) + + /* 0 */ + bal write_dumpreg + addiu $t6, $t6, %lo(regdump) + + /* 1 */ + ori $a1, $a1, GRUB_SMB_RAM_START_ADDR + move $t8, $zero + lui $t5, 0x0001 + bal read_spd + ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_NUM_BANKS_ADDR + ori $t7, $zero, 8 + bne $v0, $t7, 1f + ori $t5, $t5, 0x0001 - ori $t8, $t8, GRUB_MACHINE_DDR2_REG1_HI_8BANKS ++ ori $t8, $t8, GRUB_CPU_LOONGSON_DDR2_REG1_HI_8BANKS +1: + dsll $t8, $t8, 32 + or $t5, $t5, $t8 + sd $t5, 0 ($t4) - addiu $t4, $t4, GRUB_MACHINE_DDR2_REG_STEP ++ addiu $t4, $t4, GRUB_CPU_LOONGSON_DDR2_REG_STEP + + /* 2 */ + bal write_dumpreg + nop + + /* 3 */ + bal write_dumpreg + nop + + /* 4 */ + bal write_dumpreg + nop + + /* 5 */ + /* FIXME: figure termination resistance. */ + ori $t5, $zero, 0x2 + bal read_spd + ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_NUM_ROWS_ADDR + /* $v0 = 15 - $v0. */ + xori $v0, $v0, 0xf + andi $v0, $v0, 0x7 + sll $v0, $v0, 8 + or $t5, $t5, $v0 + + /* Find the fastest supported CAS latency. */ + bal read_spd + ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_CAS_LATENCY_ADDR + ori $t0, $zero, GRUB_SMBUS_SPD_MEMORY_CAS_LATENCY_MIN_VALUE + ori $t1, $zero, (1 << GRUB_SMBUS_SPD_MEMORY_CAS_LATENCY_MIN_VALUE) +2: + and $t2, $t1, $v0 + bne $t2, $zero, 1f + ori $t3, $zero, 8 + lui $a0, %hi(no_cas_latency) + beq $t0, $t3, fatal + addiu $a0, $a0, %lo(no_cas_latency) + addiu $t0, $t0, 1 + b 2b + sll $t1, $t1, 1 +1: + sll $t0, $t0, 16 + or $t5, $t5, $t0 + + bal read_spd + ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_NUM_COLUMNS_ADDR + /* $v0 = 15 - ($v0 + 1) = 14 - $v0. */ + addiu $v0, $v0, 1 + xori $v0, $v0, 0xf + andi $v0, $v0, 0x7 + sll $v0, 24 + or $t5, $t5, $v0 + sd $t5, 0 ($t4) + - addiu $t4, $t4, GRUB_MACHINE_DDR2_REG_STEP ++ addiu $t4, $t4, GRUB_CPU_LOONGSON_DDR2_REG_STEP + + ori $t7, $zero, 0x16 + +1: + ld $t2, 0($t6) + sd $t2, 0($t4) - addiu $t4, $t4, GRUB_MACHINE_DDR2_REG_STEP ++ addiu $t4, $t4, GRUB_CPU_LOONGSON_DDR2_REG_STEP + addiu $t7, $t7, -1 + bne $t7, $zero, 1b - addiu $t6, $t6, GRUB_MACHINE_DDR2_REG_SIZE ++ addiu $t6, $t6, GRUB_CPU_LOONGSON_DDR2_REG_SIZE + - lui $t4, %hi(GRUB_MACHINE_DDR2_BASE) - ld $t5, (%lo(GRUB_MACHINE_DDR2_BASE) + 0x30) ($t4) ++ lui $t4, %hi(GRUB_CPU_LOONGSON_DDR2_BASE) ++ ld $t5, (%lo(GRUB_CPU_LOONGSON_DDR2_BASE) + 0x30) ($t4) + ori $t0, $zero, 1 + dsll $t0, $t0, 40 + or $t5, $t5, $t0 - sd $t5, (%lo(GRUB_MACHINE_DDR2_BASE) + 0x30) ($t4) ++ sd $t5, (%lo(GRUB_CPU_LOONGSON_DDR2_BASE) + 0x30) ($t4) + + /* Desactivate DDR2 registers. */ + lui $t0, %hi (GRUB_CPU_LOONGSON_CORECFG) + ld $t1, %lo (GRUB_CPU_LOONGSON_CORECFG) ($t0) + ori $t1, $t1, GRUB_CPU_LOONGSON_CORECFG_DISABLE_DDR2_SPACE + sd $t1, %lo (GRUB_CPU_LOONGSON_CORECFG) ($t0) + + /* Enable cache. */ + mfc0 $t0, GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG + addiu $t1, $zero, ~GRUB_CPU_LOONGSON_CACHE_TYPE_MASK + and $t0, $t1, $t1 + /* Set line size to 32 bytes and disabled cache. */ + ori $t0, $t0, (GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG_ILINESIZE \ + | GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG_DLINESIZE \ + | GRUB_CPU_LOONGSON_CACHE_ACCELERATED) + mtc0 $t0, GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG + + /* Invalidate all I-cache entries. */ + srl $t1, $t0, GRUB_CPU_LOONGSON_COP0_CACHE_ISIZE_SHIFT + andi $t1, $t1, GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_MASK + ori $t2, $zero, (1 << (GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_OFFSET \ + - GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_LOG_BIG \ + - GRUB_CPU_LOONGSON_I_CACHE_LOG_WAYS)) + sll $t1, $t2, $t1 + lui $t2, 0x8000 + +1: + cache GRUB_CPU_LOONGSON_COP0_I_INDEX_INVALIDATE, 0($t2) + addiu $t1, $t1, -1 + bne $t1, $zero, 1b + addiu $t2, $t2, (1 << GRUB_CPU_LOONGSON_COP0_I_INDEX_BIT_OFFSET) + + /* Invalidate all D-cache entries. */ + srl $t1, $t0, GRUB_CPU_LOONGSON_COP0_CACHE_DSIZE_SHIFT + andi $t1, $t1, GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_MASK + ori $t2, $zero, (1 << (GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_OFFSET \ + - GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_LOG_BIG \ + - GRUB_CPU_LOONGSON_D_CACHE_LOG_WAYS)) + sll $t1, $t2, $t1 + lui $t2, 0x8000 + mtc0 $zero, GRUB_CPU_LOONGSON_COP0_CACHE_TAGLO + mtc0 $zero, GRUB_CPU_LOONGSON_COP0_CACHE_TAGHI +1: + /* All four ways. */ + cache GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE, 0($t2) + cache GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE, 1($t2) + cache GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE, 2($t2) + cache GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE, 3($t2) + addiu $t1, $t1, -1 + bne $t1, $zero, 1b + addiu $t2, $t2, (1 << GRUB_CPU_LOONGSON_COP0_D_INDEX_BIT_OFFSET) + + /* Invalidate all S-cache entries. */ + ori $t1, $zero, (1 << (GRUB_CPU_LOONGSON_SECONDARY_CACHE_LOG_SIZE \ + - GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_LOG_BIG \ + - GRUB_CPU_LOONGSON_S_CACHE_LOG_WAYS)) + lui $t2, 0x8000 + mtc0 $zero, GRUB_CPU_LOONGSON_COP0_CACHE_TAGLO + mtc0 $zero, GRUB_CPU_LOONGSON_COP0_CACHE_TAGHI +1: + /* All four ways. */ + cache GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE, 0($t2) + cache GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE, 1($t2) + cache GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE, 2($t2) + cache GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE, 3($t2) + addiu $t1, $t1, -1 + bne $t1, $zero, 1b + addiu $t2, $t2, (1 << GRUB_CPU_LOONGSON_COP0_D_INDEX_BIT_OFFSET) + + /* Finally enable cache. */ + mfc0 $t0, GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG + addiu $t1, $zero, ~GRUB_CPU_LOONGSON_CACHE_TYPE_MASK + and $t0, $t1, $t1 + ori $t0, $t0, GRUB_CPU_LOONGSON_CACHE_CACHED + mtc0 $t0, GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG + + lui $a0, %hi(caches_enabled) + bal message + addiu $a0, $a0, %lo(caches_enabled) + + /* Set ROM delay cycles to 1. */ + lui $t0, %hi(GRUB_CPU_LOONGSON_LIOCFG) + lw $t1, %lo(GRUB_CPU_LOONGSON_LIOCFG) ($t0) + addiu $t2, $zero, ~(GRUB_CPU_LOONGSON_ROM_DELAY_MASK \ + << GRUB_CPU_LOONGSON_ROM_DELAY_OFFSET) + and $t1, $t1, $t2 + ori $t1, $t1, (1 << GRUB_CPU_LOONGSON_ROM_DELAY_OFFSET) + sw $t1, %lo(GRUB_CPU_LOONGSON_LIOCFG) ($t0) + + addiu $a0, $zero, -1 + addiu $a1, $zero, -1 + + /* Take advantage of cache. */ + lui $t0, %hi(cached_continue - 0x20000000) + addiu $t0, $t0, %lo(cached_continue - 0x20000000) + jr $t0 + addiu $a2, $zero, -1 + +cached_continue: diff --cc conf/mips-yeeloong.rmk index fbc23db7b,5ce8ede9d..6e8444495 --- a/conf/mips-yeeloong.rmk +++ b/conf/mips-yeeloong.rmk @@@ -31,18 -29,9 +31,17 @@@ kernel_img_SOURCES = kern/$(target_cpu) symlist.c kernel_img_CFLAGS = $(COMMON_CFLAGS) -DUSE_ASCII_FAILBACK kernel_img_ASFLAGS = $(COMMON_ASFLAGS) - kernel_img_LDFLAGS = $(COMMON_LDFLAGS) -static-libgcc -lgcc \ - -Wl,-N,-S,-Ttext,$(LINK_BASE),-Bstatic + kernel_img_LDFLAGS += $(COMMON_LDFLAGS) -Wl,-N,-S,-Ttext,$(LINK_BASE),-Bstatic kernel_img_FORMAT = binary +pkglib_IMAGES += fwstart.img +fwstart_img_SOURCES = boot/$(target_cpu)/$(target_machine)/fwstart.S +fwstart_img_CFLAGS = $(COMMON_CFLAGS) +fwstart_img_ASFLAGS = $(COMMON_ASFLAGS) +fwstart_img_LDFLAGS = $(COMMON_LDFLAGS) -static-libgcc -lgcc \ + -Wl,-N,-S,-Ttext,0xbfc00000,-Bstatic +fwstart_img_FORMAT = binary + # For ata.mod. pkglib_MODULES += ata.mod ata_mod_SOURCES = disk/ata.c diff --cc include/grub/mips/loongson.h index 7dcc15cd4,000000000..09b788db2 mode 100644,000000..100644 --- a/include/grub/mips/loongson.h +++ b/include/grub/mips/loongson.h @@@ -1,77 -1,0 +1,87 @@@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2010 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see . + */ + +#ifndef GRUB_LOONGSON_CPU_HEADER +#define GRUB_LOONGSON_CPU_HEADER 1 + +#ifdef ASM_FILE +#define GRUB_CPU_REGISTER_WRAP(x) x +#else +#define GRUB_CPU_REGISTER_WRAP(x) #x +#endif + ++#define GRUB_CPU_LOONGSON_FLASH_START 0xbfc00000 ++#define GRUB_CPU_LOONGSON_FLASH_TLB_REFILL 0xbfc00200 ++#define GRUB_CPU_LOONGSON_FLASH_CACHE_ERROR 0xbfc00300 ++#define GRUB_CPU_LOONGSON_FLASH_OTHER_EXCEPTION 0xbfc00380 ++ ++#define GRUB_CPU_LOONGSON_DDR2_BASE 0xaffffe00 ++#define GRUB_CPU_LOONGSON_DDR2_REG1_HI_8BANKS 0x00000001 ++#define GRUB_CPU_LOONGSON_DDR2_REG_SIZE 0x8 ++#define GRUB_CPU_LOONGSON_DDR2_REG_STEP 0x10 ++ +#define GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG GRUB_CPU_REGISTER_WRAP($16) +#define GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG_ILINESIZE 0x10 +#define GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG_DLINESIZE 0x8 +#define GRUB_CPU_LOONGSON_COP0_CACHE_DSIZE_SHIFT 6 +#define GRUB_CPU_LOONGSON_COP0_CACHE_ISIZE_SHIFT 9 +#define GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_MASK 0x7 +#define GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_OFFSET 12 + +#define GRUB_CPU_LOONGSON_COP0_I_INDEX_INVALIDATE 0 +#define GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE 9 +#define GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE 11 + +#define GRUB_CPU_LOONGSON_COP0_I_INDEX_BIT_OFFSET 5 +#define GRUB_CPU_LOONGSON_COP0_D_INDEX_BIT_OFFSET 5 +#define GRUB_CPU_LOONGSON_COP0_S_INDEX_BIT_OFFSET 5 + +#define GRUB_CPU_LOONGSON_CACHE_ACCELERATED 7 +#define GRUB_CPU_LOONGSON_CACHE_UNCACHED 2 +#define GRUB_CPU_LOONGSON_CACHE_CACHED 3 +#define GRUB_CPU_LOONGSON_CACHE_TYPE_MASK 7 +#define GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_LOG_SMALL 4 +#define GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_LOG_BIG 5 +#define GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_SMALL 16 +#define GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_BIG 32 + +#define GRUB_CPU_LOONGSON_I_CACHE_LOG_WAYS 2 +#define GRUB_CPU_LOONGSON_D_CACHE_LOG_WAYS 2 +#define GRUB_CPU_LOONGSON_S_CACHE_LOG_WAYS 2 + +/* Fixme: determine dynamically. */ +#define GRUB_CPU_LOONGSON_SECONDARY_CACHE_LOG_SIZE 19 + +#define GRUB_CPU_LOONGSON_COP0_BADVADDR GRUB_CPU_REGISTER_WRAP($8) +#define GRUB_CPU_LOONGSON_COP0_TIMER_COUNT GRUB_CPU_REGISTER_WRAP($9) +#define GRUB_CPU_LOONGSON_COP0_CAUSE GRUB_CPU_REGISTER_WRAP($13) +#define GRUB_CPU_LOONGSON_COP0_EPC GRUB_CPU_REGISTER_WRAP($14) +#define GRUB_CPU_LOONGSON_COP0_CACHE_TAGLO GRUB_CPU_REGISTER_WRAP($28) +#define GRUB_CPU_LOONGSON_COP0_CACHE_TAGHI GRUB_CPU_REGISTER_WRAP($29) + +#define GRUB_CPU_LOONGSON_LIOCFG 0xbfe00108 +#define GRUB_CPU_LOONGSON_ROM_DELAY_OFFSET 2 +#define GRUB_CPU_LOONGSON_ROM_DELAY_MASK 0x1f +#define GRUB_CPU_LOONGSON_CORECFG 0xbfe00180 +#define GRUB_CPU_LOONGSON_CORECFG_DISABLE_DDR2_SPACE 0x100 +#define GRUB_CPU_LOONGSON_CORECFG_BUFFER_CPU 0x200 + +#define GRUB_CPU_LOONGSON_GPIOCFG 0xbfe00120 +#define GRUB_CPU_LOONGSON_SHUTDOWN_GPIO 1 + +#endif diff --cc kern/mips/yeeloong/init.c index fa02df601,47aa774a0..697e9733c --- a/kern/mips/yeeloong/init.c +++ b/kern/mips/yeeloong/init.c @@@ -26,11 -26,6 +26,10 @@@ #include #include #include +#include - #include +#include +#include +#include extern void grub_video_sm712_init (void); extern void grub_video_init (void); diff --cc util/grub-mkimage.c index 000000000,6366a9803..bb4a9b2eb mode 000000,100644..100644 --- a/util/grub-mkimage.c +++ b/util/grub-mkimage.c @@@ -1,0 -1,1364 +1,1409 @@@ + /* grub-mkimage.c - make a bootable image */ + /* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2002,2003,2004,2005,2006,2007,2008,2009,2010 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see . + */ + + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + + #include + #include + #include + #include + #include + #include + + #define _GNU_SOURCE 1 + #include + + #include "progname.h" + + #define ALIGN_ADDR(x) (ALIGN_UP((x), image_target->voidp_sizeof)) + + #define TARGET_NO_FIELD 0xffffffff + struct image_target_desc + { + const char *name; + grub_size_t voidp_sizeof; + int bigendian; + enum { + IMAGE_I386_PC, IMAGE_EFI, IMAGE_COREBOOT, + IMAGE_SPARC64_AOUT, IMAGE_SPARC64_RAW, IMAGE_I386_IEEE1275, - IMAGE_YEELOONG_ELF, IMAGE_QEMU, IMAGE_PPC ++ IMAGE_YEELOONG_ELF, IMAGE_QEMU, IMAGE_PPC, IMAGE_YEELOONG_FLASH + } id; + enum + { + PLATFORM_FLAGS_NONE = 0, + PLATFORM_FLAGS_LZMA = 1 + } flags; + unsigned prefix; + unsigned data_end; + unsigned raw_size; + unsigned total_module_size; + unsigned kernel_image_size; + unsigned compressed_size; + unsigned link_align; + grub_uint16_t elf_target; + unsigned section_align; + signed vaddr_offset; + unsigned install_dos_part, install_bsd_part; + grub_uint64_t link_addr; + unsigned mod_gap, mod_align; + }; + + struct image_target_desc image_targets[] = + { + { + .name = "i386-coreboot", + .voidp_sizeof = 4, + .bigendian = 0, + .id = IMAGE_COREBOOT, + .flags = PLATFORM_FLAGS_NONE, + .prefix = GRUB_KERNEL_I386_COREBOOT_PREFIX, + .data_end = GRUB_KERNEL_I386_COREBOOT_DATA_END, + .raw_size = 0, + .total_module_size = TARGET_NO_FIELD, + .kernel_image_size = TARGET_NO_FIELD, + .compressed_size = TARGET_NO_FIELD, + .section_align = 1, + .vaddr_offset = 0, + .install_dos_part = TARGET_NO_FIELD, + .install_bsd_part = TARGET_NO_FIELD, + .link_addr = GRUB_KERNEL_I386_COREBOOT_LINK_ADDR, + .elf_target = EM_386, + .link_align = 4, + .mod_gap = GRUB_KERNEL_I386_COREBOOT_MOD_GAP, + .mod_align = GRUB_KERNEL_I386_COREBOOT_MOD_ALIGN + }, + { + .name = "i386-multiboot", + .voidp_sizeof = 4, + .bigendian = 0, + .id = IMAGE_COREBOOT, + .flags = PLATFORM_FLAGS_NONE, + .prefix = GRUB_KERNEL_I386_COREBOOT_PREFIX, + .data_end = GRUB_KERNEL_I386_COREBOOT_DATA_END, + .raw_size = 0, + .total_module_size = TARGET_NO_FIELD, + .kernel_image_size = TARGET_NO_FIELD, + .compressed_size = TARGET_NO_FIELD, + .section_align = 1, + .vaddr_offset = 0, + .install_dos_part = TARGET_NO_FIELD, + .install_bsd_part = TARGET_NO_FIELD, + .link_addr = GRUB_KERNEL_I386_COREBOOT_LINK_ADDR, + .elf_target = EM_386, + .link_align = 4, + .mod_gap = GRUB_KERNEL_I386_COREBOOT_MOD_GAP, + .mod_align = GRUB_KERNEL_I386_COREBOOT_MOD_ALIGN + }, + { + .name = "i386-pc", + .voidp_sizeof = 4, + .bigendian = 0, + .id = IMAGE_I386_PC, + .flags = PLATFORM_FLAGS_LZMA, + .prefix = GRUB_KERNEL_I386_PC_PREFIX, + .data_end = GRUB_KERNEL_I386_PC_DATA_END, + .raw_size = GRUB_KERNEL_I386_PC_RAW_SIZE, + .total_module_size = GRUB_KERNEL_I386_PC_TOTAL_MODULE_SIZE, + .kernel_image_size = GRUB_KERNEL_I386_PC_KERNEL_IMAGE_SIZE, + .compressed_size = GRUB_KERNEL_I386_PC_COMPRESSED_SIZE, + .section_align = 1, + .vaddr_offset = 0, + .install_dos_part = GRUB_KERNEL_I386_PC_INSTALL_DOS_PART, + .install_bsd_part = GRUB_KERNEL_I386_PC_INSTALL_BSD_PART, + .link_addr = GRUB_KERNEL_I386_PC_LINK_ADDR + }, + { + .name = "i386-efi", + .voidp_sizeof = 4, + .bigendian = 0, + .id = IMAGE_EFI, + .flags = PLATFORM_FLAGS_NONE, + .prefix = GRUB_KERNEL_I386_EFI_PREFIX, + .data_end = GRUB_KERNEL_I386_EFI_DATA_END, + .raw_size = 0, + .total_module_size = TARGET_NO_FIELD, + .kernel_image_size = TARGET_NO_FIELD, + .compressed_size = TARGET_NO_FIELD, + .section_align = GRUB_PE32_SECTION_ALIGNMENT, + .vaddr_offset = ALIGN_UP (GRUB_PE32_MSDOS_STUB_SIZE + + GRUB_PE32_SIGNATURE_SIZE + + sizeof (struct grub_pe32_coff_header) + + sizeof (struct grub_pe32_optional_header) + + 4 * sizeof (struct grub_pe32_section_table), + GRUB_PE32_SECTION_ALIGNMENT), + .install_dos_part = TARGET_NO_FIELD, + .install_bsd_part = TARGET_NO_FIELD, + }, + { + .name = "i386-ieee1275", + .voidp_sizeof = 4, + .bigendian = 0, + .id = IMAGE_I386_IEEE1275, + .flags = PLATFORM_FLAGS_NONE, + .prefix = GRUB_KERNEL_I386_IEEE1275_PREFIX, + .data_end = GRUB_KERNEL_I386_IEEE1275_DATA_END, + .raw_size = 0, + .total_module_size = TARGET_NO_FIELD, + .kernel_image_size = TARGET_NO_FIELD, + .compressed_size = TARGET_NO_FIELD, + .section_align = 1, + .vaddr_offset = 0, + .install_dos_part = TARGET_NO_FIELD, + .install_bsd_part = TARGET_NO_FIELD, + .link_addr = GRUB_KERNEL_I386_IEEE1275_LINK_ADDR, + .elf_target = EM_386, + .mod_gap = GRUB_KERNEL_I386_IEEE1275_MOD_GAP, + .mod_align = GRUB_KERNEL_I386_IEEE1275_MOD_ALIGN, + .link_align = 4, + }, + { + .name = "i386-qemu", + .voidp_sizeof = 4, + .bigendian = 0, + .id = IMAGE_QEMU, + .flags = PLATFORM_FLAGS_NONE, + .prefix = GRUB_KERNEL_I386_QEMU_PREFIX, + .data_end = GRUB_KERNEL_I386_QEMU_DATA_END, + .raw_size = 0, + .total_module_size = TARGET_NO_FIELD, + .compressed_size = TARGET_NO_FIELD, + .kernel_image_size = GRUB_KERNEL_I386_QEMU_KERNEL_IMAGE_SIZE, + .section_align = 1, + .vaddr_offset = 0, + .install_dos_part = TARGET_NO_FIELD, + .install_bsd_part = TARGET_NO_FIELD, + .link_addr = GRUB_KERNEL_I386_QEMU_LINK_ADDR + }, + { + .name = "x86_64-efi", + .voidp_sizeof = 8, + .bigendian = 0, + .id = IMAGE_EFI, + .flags = PLATFORM_FLAGS_NONE, + .prefix = GRUB_KERNEL_X86_64_EFI_PREFIX, + .data_end = GRUB_KERNEL_X86_64_EFI_DATA_END, + .raw_size = 0, + .total_module_size = TARGET_NO_FIELD, + .kernel_image_size = TARGET_NO_FIELD, + .compressed_size = TARGET_NO_FIELD, + .section_align = GRUB_PE32_SECTION_ALIGNMENT, + .vaddr_offset = ALIGN_UP (GRUB_PE32_MSDOS_STUB_SIZE + + GRUB_PE32_SIGNATURE_SIZE + + sizeof (struct grub_pe32_coff_header) + + sizeof (struct grub_pe64_optional_header) + + 4 * sizeof (struct grub_pe32_section_table), + GRUB_PE32_SECTION_ALIGNMENT), + .install_dos_part = TARGET_NO_FIELD, + .install_bsd_part = TARGET_NO_FIELD, + }, ++ { ++ .name = "mipsel-yeeloong-flash", ++ .voidp_sizeof = 4, ++ .bigendian = 0, ++ .id = IMAGE_YEELOONG_FLASH, ++ .flags = PLATFORM_FLAGS_NONE, ++ .prefix = GRUB_KERNEL_MIPS_YEELOONG_PREFIX, ++ .data_end = GRUB_KERNEL_MIPS_YEELOONG_DATA_END, ++ .raw_size = GRUB_KERNEL_MIPS_YEELOONG_RAW_SIZE, ++ .total_module_size = GRUB_KERNEL_MIPS_YEELOONG_TOTAL_MODULE_SIZE, ++ .compressed_size = GRUB_KERNEL_MIPS_YEELOONG_COMPRESSED_SIZE, ++ .kernel_image_size = GRUB_KERNEL_MIPS_YEELOONG_KERNEL_IMAGE_SIZE, ++ .section_align = 1, ++ .vaddr_offset = 0, ++ .install_dos_part = TARGET_NO_FIELD, ++ .install_bsd_part = TARGET_NO_FIELD, ++ .link_addr = GRUB_KERNEL_MIPS_YEELOONG_LINK_ADDR, ++ .elf_target = EM_MIPS, ++ .link_align = GRUB_KERNEL_MIPS_YEELOONG_LINK_ALIGN ++ }, + { + .name = "mipsel-yeeloong-elf", + .voidp_sizeof = 4, + .bigendian = 0, + .id = IMAGE_YEELOONG_ELF, + .flags = PLATFORM_FLAGS_NONE, + .prefix = GRUB_KERNEL_MIPS_YEELOONG_PREFIX, + .data_end = GRUB_KERNEL_MIPS_YEELOONG_DATA_END, + .raw_size = GRUB_KERNEL_MIPS_YEELOONG_RAW_SIZE, + .total_module_size = GRUB_KERNEL_MIPS_YEELOONG_TOTAL_MODULE_SIZE, + .compressed_size = GRUB_KERNEL_MIPS_YEELOONG_COMPRESSED_SIZE, + .kernel_image_size = GRUB_KERNEL_MIPS_YEELOONG_KERNEL_IMAGE_SIZE, + .section_align = 1, + .vaddr_offset = 0, + .install_dos_part = TARGET_NO_FIELD, + .install_bsd_part = TARGET_NO_FIELD, + .link_addr = GRUB_KERNEL_MIPS_YEELOONG_LINK_ADDR, + .elf_target = EM_MIPS, + .link_align = GRUB_KERNEL_MIPS_YEELOONG_LINK_ALIGN + }, + { + .name = "powerpc-ieee1275", + .voidp_sizeof = 4, + .bigendian = 1, + .id = IMAGE_PPC, + .flags = PLATFORM_FLAGS_NONE, + .prefix = GRUB_KERNEL_POWERPC_IEEE1275_PREFIX, + .data_end = GRUB_KERNEL_POWERPC_IEEE1275_DATA_END, + .raw_size = 0, + .total_module_size = TARGET_NO_FIELD, + .kernel_image_size = TARGET_NO_FIELD, + .compressed_size = TARGET_NO_FIELD, + .section_align = 1, + .vaddr_offset = 0, + .install_dos_part = TARGET_NO_FIELD, + .install_bsd_part = TARGET_NO_FIELD, + .link_addr = GRUB_KERNEL_POWERPC_IEEE1275_LINK_ADDR, + .elf_target = EM_PPC, + .mod_gap = GRUB_KERNEL_POWERPC_IEEE1275_MOD_GAP, + .mod_align = GRUB_KERNEL_POWERPC_IEEE1275_MOD_ALIGN, + .link_align = 4 + }, + { + .name = "sparc64-ieee1275-raw", + .voidp_sizeof = 8, + .bigendian = 1, + .id = IMAGE_SPARC64_RAW, + .flags = PLATFORM_FLAGS_NONE, + .prefix = GRUB_KERNEL_SPARC64_IEEE1275_PREFIX, + .data_end = GRUB_KERNEL_SPARC64_IEEE1275_DATA_END, + .raw_size = GRUB_KERNEL_SPARC64_IEEE1275_RAW_SIZE, + .total_module_size = GRUB_KERNEL_SPARC64_IEEE1275_TOTAL_MODULE_SIZE, + .kernel_image_size = GRUB_KERNEL_SPARC64_IEEE1275_KERNEL_IMAGE_SIZE, + .compressed_size = GRUB_KERNEL_SPARC64_IEEE1275_COMPRESSED_SIZE, + .section_align = 1, + .vaddr_offset = 0, + .install_dos_part = TARGET_NO_FIELD, + .install_bsd_part = TARGET_NO_FIELD, + .link_addr = GRUB_KERNEL_SPARC64_IEEE1275_LINK_ADDR + }, + { + .name = "sparc64-ieee1275-aout", + .voidp_sizeof = 8, + .bigendian = 1, + .id = IMAGE_SPARC64_AOUT, + .flags = PLATFORM_FLAGS_NONE, + .prefix = GRUB_KERNEL_SPARC64_IEEE1275_PREFIX, + .data_end = GRUB_KERNEL_SPARC64_IEEE1275_DATA_END, + .raw_size = GRUB_KERNEL_SPARC64_IEEE1275_RAW_SIZE, + .total_module_size = GRUB_KERNEL_SPARC64_IEEE1275_TOTAL_MODULE_SIZE, + .kernel_image_size = GRUB_KERNEL_SPARC64_IEEE1275_KERNEL_IMAGE_SIZE, + .compressed_size = GRUB_KERNEL_SPARC64_IEEE1275_COMPRESSED_SIZE, + .section_align = 1, + .vaddr_offset = 0, + .install_dos_part = TARGET_NO_FIELD, + .install_bsd_part = TARGET_NO_FIELD, + .link_addr = GRUB_KERNEL_SPARC64_IEEE1275_LINK_ADDR + }, + }; + + #define grub_target_to_host32(x) (grub_target_to_host32_real (image_target, (x))) + #define grub_host_to_target32(x) (grub_host_to_target32_real (image_target, (x))) + #define grub_target_to_host64(x) (grub_target_to_host64_real (image_target, (x))) + #define grub_host_to_target64(x) (grub_host_to_target64_real (image_target, (x))) + #define grub_host_to_target_addr(x) (grub_host_to_target_addr_real (image_target, (x))) + #define grub_target_to_host16(x) (grub_target_to_host16_real (image_target, (x))) + #define grub_host_to_target16(x) (grub_host_to_target16_real (image_target, (x))) + + static inline grub_uint32_t + grub_target_to_host32_real (struct image_target_desc *image_target, grub_uint32_t in) + { + if (image_target->bigendian) + return grub_be_to_cpu32 (in); + else + return grub_le_to_cpu32 (in); + } + + static inline grub_uint64_t + grub_target_to_host64_real (struct image_target_desc *image_target, grub_uint64_t in) + { + if (image_target->bigendian) + return grub_be_to_cpu64 (in); + else + return grub_le_to_cpu64 (in); + } + + static inline grub_uint64_t + grub_host_to_target64_real (struct image_target_desc *image_target, grub_uint64_t in) + { + if (image_target->bigendian) + return grub_cpu_to_be64 (in); + else + return grub_cpu_to_le64 (in); + } + + static inline grub_uint32_t + grub_host_to_target32_real (struct image_target_desc *image_target, grub_uint32_t in) + { + if (image_target->bigendian) + return grub_cpu_to_be32 (in); + else + return grub_cpu_to_le32 (in); + } + + static inline grub_uint16_t + grub_target_to_host16_real (struct image_target_desc *image_target, grub_uint16_t in) + { + if (image_target->bigendian) + return grub_be_to_cpu16 (in); + else + return grub_le_to_cpu16 (in); + } + + static inline grub_uint16_t + grub_host_to_target16_real (struct image_target_desc *image_target, grub_uint16_t in) + { + if (image_target->bigendian) + return grub_cpu_to_be16 (in); + else + return grub_cpu_to_le16 (in); + } + + static inline grub_uint64_t + grub_host_to_target_addr_real (struct image_target_desc *image_target, grub_uint64_t in) + { + if (image_target->voidp_sizeof == 8) + return grub_host_to_target64_real (image_target, in); + else + return grub_host_to_target32_real (image_target, in); + } + + static inline grub_uint64_t + grub_target_to_host_real (struct image_target_desc *image_target, grub_uint64_t in) + { + if (image_target->voidp_sizeof == 8) + return grub_target_to_host64_real (image_target, in); + else + return grub_target_to_host32_real (image_target, in); + } + + #define GRUB_IEEE1275_NOTE_NAME "PowerPC" + #define GRUB_IEEE1275_NOTE_TYPE 0x1275 + + /* These structures are defined according to the CHRP binding to IEEE1275, + "Client Program Format" section. */ + + struct grub_ieee1275_note_hdr + { + grub_uint32_t namesz; + grub_uint32_t descsz; + grub_uint32_t type; + char name[sizeof (GRUB_IEEE1275_NOTE_NAME)]; + }; + + struct grub_ieee1275_note_desc + { + grub_uint32_t real_mode; + grub_uint32_t real_base; + grub_uint32_t real_size; + grub_uint32_t virt_base; + grub_uint32_t virt_size; + grub_uint32_t load_base; + }; + + struct grub_ieee1275_note + { + struct grub_ieee1275_note_hdr header; + struct grub_ieee1275_note_desc descriptor; + }; + + #define grub_target_to_host(val) grub_target_to_host_real(image_target, (val)) + + #include + + static void *SzAlloc(void *p, size_t size) { p = p; return xmalloc(size); } + static void SzFree(void *p, void *address) { p = p; free(address); } + static ISzAlloc g_Alloc = { SzAlloc, SzFree }; + + static void + compress_kernel_lzma (char *kernel_img, size_t kernel_size, + char **core_img, size_t *core_size, size_t raw_size) + { + CLzmaEncProps props; + unsigned char out_props[5]; + size_t out_props_size = 5; + + LzmaEncProps_Init(&props); + props.dictSize = 1 << 16; + props.lc = 3; + props.lp = 0; + props.pb = 2; + props.numThreads = 1; + + if (kernel_size < raw_size) + grub_util_error (_("the core image is too small")); + + *core_img = xmalloc (kernel_size); + memcpy (*core_img, kernel_img, raw_size); + + *core_size = kernel_size - raw_size; + if (LzmaEncode ((unsigned char *) *core_img + raw_size, core_size, + (unsigned char *) kernel_img + raw_size, + kernel_size - raw_size, + &props, out_props, &out_props_size, + 0, NULL, &g_Alloc, &g_Alloc) != SZ_OK) + grub_util_error (_("cannot compress the kernel image")); + + *core_size += raw_size; + } + + static void + compress_kernel (struct image_target_desc *image_target, char *kernel_img, + size_t kernel_size, char **core_img, size_t *core_size) + { + if (image_target->flags & PLATFORM_FLAGS_LZMA) + { + compress_kernel_lzma (kernel_img, kernel_size, core_img, + core_size, image_target->raw_size); + return; + } + + *core_img = xmalloc (kernel_size); + memcpy (*core_img, kernel_img, kernel_size); + *core_size = kernel_size; + } + + struct fixup_block_list + { + struct fixup_block_list *next; + int state; + struct grub_pe32_fixup_block b; + }; + + #define MKIMAGE_ELF32 1 + #include "grub-mkimagexx.c" + #undef MKIMAGE_ELF32 + + #define MKIMAGE_ELF64 1 + #include "grub-mkimagexx.c" + #undef MKIMAGE_ELF64 + + static void + generate_image (const char *dir, char *prefix, FILE *out, char *mods[], + char *memdisk_path, char *font_path, char *config_path, + struct image_target_desc *image_target, int note) + { + char *kernel_img, *core_img; + size_t kernel_size, total_module_size, core_size, exec_size; + size_t memdisk_size = 0, font_size = 0, config_size = 0, config_size_pure = 0; + char *kernel_path; + size_t offset; + struct grub_util_path_list *path_list, *p, *next; + grub_size_t bss_size; + grub_uint64_t start_address; + void *rel_section; + grub_size_t reloc_size, align; + path_list = grub_util_resolve_dependencies (dir, "moddep.lst", mods); + + kernel_path = grub_util_get_path (dir, "kernel.img"); + + if (image_target->voidp_sizeof == 8) + total_module_size = sizeof (struct grub_module_info64); + else + total_module_size = sizeof (struct grub_module_info32); + + if (memdisk_path) + { + memdisk_size = ALIGN_UP(grub_util_get_image_size (memdisk_path), 512); + grub_util_info ("the size of memory disk is 0x%x", memdisk_size); + total_module_size += memdisk_size + sizeof (struct grub_module_header); + } + + if (font_path) + { + font_size = ALIGN_ADDR (grub_util_get_image_size (font_path)); + total_module_size += font_size + sizeof (struct grub_module_header); + } + + if (config_path) + { + config_size_pure = grub_util_get_image_size (config_path) + 1; + config_size = ALIGN_ADDR (config_size_pure); + grub_util_info ("the size of config file is 0x%x", config_size); + total_module_size += config_size + sizeof (struct grub_module_header); + } + + for (p = path_list; p; p = p->next) + total_module_size += (ALIGN_ADDR (grub_util_get_image_size (p->name)) + + sizeof (struct grub_module_header)); + + grub_util_info ("the total module size is 0x%x", total_module_size); + + if (image_target->voidp_sizeof == 4) + kernel_img = load_image32 (kernel_path, &exec_size, &kernel_size, &bss_size, + total_module_size, &start_address, &rel_section, + &reloc_size, &align, image_target); + else + kernel_img = load_image64 (kernel_path, &exec_size, &kernel_size, &bss_size, + total_module_size, &start_address, &rel_section, + &reloc_size, &align, image_target); + + if (image_target->prefix + strlen (prefix) + 1 > image_target->data_end) + grub_util_error (_("prefix is too long")); + strcpy (kernel_img + image_target->prefix, prefix); + + if (image_target->voidp_sizeof == 8) + { + /* Fill in the grub_module_info structure. */ + struct grub_module_info64 *modinfo; + modinfo = (struct grub_module_info64 *) (kernel_img + kernel_size); + memset (modinfo, 0, sizeof (struct grub_module_info64)); + modinfo->magic = grub_host_to_target32 (GRUB_MODULE_MAGIC); + modinfo->offset = grub_host_to_target_addr (sizeof (struct grub_module_info64)); + modinfo->size = grub_host_to_target_addr (total_module_size); + offset = kernel_size + sizeof (struct grub_module_info64); + } + else + { + /* Fill in the grub_module_info structure. */ + struct grub_module_info32 *modinfo; + modinfo = (struct grub_module_info32 *) (kernel_img + kernel_size); + memset (modinfo, 0, sizeof (struct grub_module_info32)); + modinfo->magic = grub_host_to_target32 (GRUB_MODULE_MAGIC); + modinfo->offset = grub_host_to_target_addr (sizeof (struct grub_module_info32)); + modinfo->size = grub_host_to_target_addr (total_module_size); + offset = kernel_size + sizeof (struct grub_module_info32); + } + + for (p = path_list; p; p = p->next) + { + struct grub_module_header *header; + size_t mod_size, orig_size; + + orig_size = grub_util_get_image_size (p->name); + mod_size = ALIGN_ADDR (orig_size); + + header = (struct grub_module_header *) (kernel_img + offset); + memset (header, 0, sizeof (struct grub_module_header)); + header->type = grub_host_to_target32 (OBJ_TYPE_ELF); + header->size = grub_host_to_target32 (mod_size + sizeof (*header)); + offset += sizeof (*header); + memset (kernel_img + offset + orig_size, 0, mod_size - orig_size); + + grub_util_load_image (p->name, kernel_img + offset); + offset += mod_size; + } + + if (memdisk_path) + { + struct grub_module_header *header; + + header = (struct grub_module_header *) (kernel_img + offset); + memset (header, 0, sizeof (struct grub_module_header)); + header->type = grub_host_to_target32 (OBJ_TYPE_MEMDISK); + header->size = grub_host_to_target32 (memdisk_size + sizeof (*header)); + offset += sizeof (*header); + + grub_util_load_image (memdisk_path, kernel_img + offset); + offset += memdisk_size; + } + + if (font_path) + { + struct grub_module_header *header; + + header = (struct grub_module_header *) (kernel_img + offset); + memset (header, 0, sizeof (struct grub_module_header)); + header->type = grub_host_to_target32 (OBJ_TYPE_FONT); + header->size = grub_host_to_target32 (font_size + sizeof (*header)); + offset += sizeof (*header); + + grub_util_load_image (font_path, kernel_img + offset); + offset += font_size; + } + + if (config_path) + { + struct grub_module_header *header; + + header = (struct grub_module_header *) (kernel_img + offset); + memset (header, 0, sizeof (struct grub_module_header)); + header->type = grub_host_to_target32 (OBJ_TYPE_CONFIG); + header->size = grub_host_to_target32 (config_size + sizeof (*header)); + offset += sizeof (*header); + + grub_util_load_image (config_path, kernel_img + offset); + *(kernel_img + offset + config_size_pure - 1) = 0; + offset += config_size; + } + + grub_util_info ("kernel_img=%p, kernel_size=0x%x", kernel_img, kernel_size); + compress_kernel (image_target, kernel_img, kernel_size + total_module_size, + &core_img, &core_size); + + grub_util_info ("the core size is 0x%x", core_size); + + if (image_target->total_module_size != TARGET_NO_FIELD) + *((grub_uint32_t *) (core_img + image_target->total_module_size)) + = grub_host_to_target32 (total_module_size); + if (image_target->kernel_image_size != TARGET_NO_FIELD) + *((grub_uint32_t *) (core_img + image_target->kernel_image_size)) + = grub_host_to_target32 (kernel_size); + if (image_target->compressed_size != TARGET_NO_FIELD) + *((grub_uint32_t *) (core_img + image_target->compressed_size)) + = grub_host_to_target32 (core_size - image_target->raw_size); + + /* If we included a drive in our prefix, let GRUB know it doesn't have to + prepend the drive told by BIOS. */ + if (image_target->install_dos_part != TARGET_NO_FIELD + && image_target->install_bsd_part != TARGET_NO_FIELD && prefix[0] == '(') + { + *((grub_int32_t *) (core_img + image_target->install_dos_part)) + = grub_host_to_target32 (-2); + *((grub_int32_t *) (core_img + image_target->install_bsd_part)) + = grub_host_to_target32 (-2); + } + + switch (image_target->id) + { + case IMAGE_I386_PC: + { + unsigned num; + char *boot_path, *boot_img; + size_t boot_size; + + if (GRUB_KERNEL_I386_PC_LINK_ADDR + core_size > GRUB_MEMORY_I386_PC_UPPER) + grub_util_error (_("core image is too big (%p > %p)"), + GRUB_KERNEL_I386_PC_LINK_ADDR + core_size, + GRUB_MEMORY_I386_PC_UPPER); + + num = ((core_size + GRUB_DISK_SECTOR_SIZE - 1) >> GRUB_DISK_SECTOR_BITS); + if (num > 0xffff) + grub_util_error (_("the core image is too big")); + + boot_path = grub_util_get_path (dir, "diskboot.img"); + boot_size = grub_util_get_image_size (boot_path); + if (boot_size != GRUB_DISK_SECTOR_SIZE) + grub_util_error (_("diskboot.img size must be %u bytes"), + GRUB_DISK_SECTOR_SIZE); + + boot_img = grub_util_read_image (boot_path); + + { + struct grub_pc_bios_boot_blocklist *block; + block = (struct grub_pc_bios_boot_blocklist *) (boot_img + + GRUB_DISK_SECTOR_SIZE + - sizeof (*block)); + block->len = grub_host_to_target16 (num); + + /* This is filled elsewhere. Verify it just in case. */ + assert (block->segment + == grub_host_to_target16 (GRUB_BOOT_I386_PC_KERNEL_SEG + + (GRUB_DISK_SECTOR_SIZE >> 4))); + } + + grub_util_write_image (boot_img, boot_size, out); + free (boot_img); + free (boot_path); + } + break; + case IMAGE_EFI: + { + void *pe_img; + grub_uint8_t *header; + void *sections; + size_t pe_size; + struct grub_pe32_coff_header *c; + struct grub_pe32_section_table *text_section, *data_section; + struct grub_pe32_section_table *mods_section, *reloc_section; + static const grub_uint8_t stub[] = GRUB_PE32_MSDOS_STUB; + int header_size; + int reloc_addr; + + if (image_target->voidp_sizeof == 4) + header_size = ALIGN_UP (GRUB_PE32_MSDOS_STUB_SIZE + + GRUB_PE32_SIGNATURE_SIZE + + sizeof (struct grub_pe32_coff_header) + + sizeof (struct grub_pe32_optional_header) + + 4 * sizeof (struct grub_pe32_section_table), + GRUB_PE32_SECTION_ALIGNMENT); + else + header_size = ALIGN_UP (GRUB_PE32_MSDOS_STUB_SIZE + + GRUB_PE32_SIGNATURE_SIZE + + sizeof (struct grub_pe32_coff_header) + + sizeof (struct grub_pe64_optional_header) + + 4 * sizeof (struct grub_pe32_section_table), + GRUB_PE32_SECTION_ALIGNMENT); + + reloc_addr = ALIGN_UP (header_size + core_size, + image_target->section_align); + + pe_size = ALIGN_UP (reloc_addr + reloc_size, + image_target->section_align); + pe_img = xmalloc (reloc_addr + reloc_size); + memset (pe_img, 0, header_size); + memcpy (pe_img + header_size, core_img, core_size); + memcpy (pe_img + reloc_addr, rel_section, reloc_size); + header = pe_img; + + /* The magic. */ + memcpy (header, stub, GRUB_PE32_MSDOS_STUB_SIZE); + memcpy (header + GRUB_PE32_MSDOS_STUB_SIZE, "PE\0\0", + GRUB_PE32_SIGNATURE_SIZE); + + /* The COFF file header. */ + c = (struct grub_pe32_coff_header *) (header + GRUB_PE32_MSDOS_STUB_SIZE + + GRUB_PE32_SIGNATURE_SIZE); + if (image_target->voidp_sizeof == 4) + c->machine = grub_host_to_target16 (GRUB_PE32_MACHINE_I386); + else + c->machine = grub_host_to_target16 (GRUB_PE32_MACHINE_X86_64); + + c->num_sections = grub_host_to_target16 (4); + c->time = grub_host_to_target32 (time (0)); + c->characteristics = grub_host_to_target16 (GRUB_PE32_EXECUTABLE_IMAGE + | GRUB_PE32_LINE_NUMS_STRIPPED + | ((image_target->voidp_sizeof == 4) + ? GRUB_PE32_32BIT_MACHINE + : 0) + | GRUB_PE32_LOCAL_SYMS_STRIPPED + | GRUB_PE32_DEBUG_STRIPPED); + + /* The PE Optional header. */ + if (image_target->voidp_sizeof == 4) + { + struct grub_pe32_optional_header *o; + + c->optional_header_size = grub_host_to_target16 (sizeof (struct grub_pe32_optional_header)); + + o = (struct grub_pe32_optional_header *) + (header + GRUB_PE32_MSDOS_STUB_SIZE + GRUB_PE32_SIGNATURE_SIZE + + sizeof (struct grub_pe32_coff_header)); + o->magic = grub_host_to_target16 (GRUB_PE32_PE32_MAGIC); + o->code_size = grub_host_to_target32 (exec_size); + o->data_size = grub_cpu_to_le32 (reloc_addr - exec_size + - header_size); + o->bss_size = grub_cpu_to_le32 (bss_size); + o->entry_addr = grub_cpu_to_le32 (start_address); + o->code_base = grub_cpu_to_le32 (header_size); + + o->data_base = grub_host_to_target32 (header_size + exec_size); + + o->image_base = 0; + o->section_alignment = grub_host_to_target32 (image_target->section_align); + o->file_alignment = grub_host_to_target32 (image_target->section_align); + o->image_size = grub_host_to_target32 (pe_size); + o->header_size = grub_host_to_target32 (header_size); + o->subsystem = grub_host_to_target16 (GRUB_PE32_SUBSYSTEM_EFI_APPLICATION); + + /* Do these really matter? */ + o->stack_reserve_size = grub_host_to_target32 (0x10000); + o->stack_commit_size = grub_host_to_target32 (0x10000); + o->heap_reserve_size = grub_host_to_target32 (0x10000); + o->heap_commit_size = grub_host_to_target32 (0x10000); + + o->num_data_directories = grub_host_to_target32 (GRUB_PE32_NUM_DATA_DIRECTORIES); + + o->base_relocation_table.rva = grub_host_to_target32 (reloc_addr); + o->base_relocation_table.size = grub_host_to_target32 (reloc_size); + sections = o + 1; + } + else + { + struct grub_pe64_optional_header *o; + + c->optional_header_size = grub_host_to_target16 (sizeof (struct grub_pe64_optional_header)); + + o = (struct grub_pe64_optional_header *) + (header + GRUB_PE32_MSDOS_STUB_SIZE + GRUB_PE32_SIGNATURE_SIZE + + sizeof (struct grub_pe32_coff_header)); + o->magic = grub_host_to_target16 (GRUB_PE32_PE64_MAGIC); + o->code_size = grub_host_to_target32 (exec_size); + o->data_size = grub_cpu_to_le32 (reloc_addr - exec_size + - header_size); + o->bss_size = grub_cpu_to_le32 (bss_size); + o->entry_addr = grub_cpu_to_le32 (start_address); + o->code_base = grub_cpu_to_le32 (header_size); + o->image_base = 0; + o->section_alignment = grub_host_to_target32 (image_target->section_align); + o->file_alignment = grub_host_to_target32 (image_target->section_align); + o->image_size = grub_host_to_target32 (pe_size); + o->header_size = grub_host_to_target32 (header_size); + o->subsystem = grub_host_to_target16 (GRUB_PE32_SUBSYSTEM_EFI_APPLICATION); + + /* Do these really matter? */ + o->stack_reserve_size = grub_host_to_target32 (0x10000); + o->stack_commit_size = grub_host_to_target32 (0x10000); + o->heap_reserve_size = grub_host_to_target32 (0x10000); + o->heap_commit_size = grub_host_to_target32 (0x10000); + + o->num_data_directories + = grub_host_to_target32 (GRUB_PE32_NUM_DATA_DIRECTORIES); + + o->base_relocation_table.rva = grub_host_to_target32 (reloc_addr); + o->base_relocation_table.size = grub_host_to_target32 (reloc_size); + sections = o + 1; + } + /* The sections. */ + text_section = sections; + strcpy (text_section->name, ".text"); + text_section->virtual_size = grub_cpu_to_le32 (exec_size); + text_section->virtual_address = grub_cpu_to_le32 (header_size); + text_section->raw_data_size = grub_cpu_to_le32 (exec_size); + text_section->raw_data_offset = grub_cpu_to_le32 (header_size); + text_section->characteristics = grub_cpu_to_le32 (GRUB_PE32_SCN_CNT_CODE + | GRUB_PE32_SCN_MEM_EXECUTE + | GRUB_PE32_SCN_MEM_READ); + + data_section = text_section + 1; + strcpy (data_section->name, ".data"); + data_section->virtual_size = grub_cpu_to_le32 (kernel_size - exec_size); + data_section->virtual_address = grub_cpu_to_le32 (header_size + exec_size); + data_section->raw_data_size = grub_cpu_to_le32 (kernel_size - exec_size); + data_section->raw_data_offset = grub_cpu_to_le32 (header_size + exec_size); + data_section->characteristics + = grub_cpu_to_le32 (GRUB_PE32_SCN_CNT_INITIALIZED_DATA + | GRUB_PE32_SCN_MEM_READ + | GRUB_PE32_SCN_MEM_WRITE); + + #if 0 + bss_section = data_section + 1; + strcpy (bss_section->name, ".bss"); + bss_section->virtual_size = grub_cpu_to_le32 (bss_size); + bss_section->virtual_address = grub_cpu_to_le32 (header_size + kernel_size); + bss_section->raw_data_size = 0; + bss_section->raw_data_offset = 0; + bss_section->characteristics + = grub_cpu_to_le32 (GRUB_PE32_SCN_MEM_READ + | GRUB_PE32_SCN_MEM_WRITE + | GRUB_PE32_SCN_ALIGN_64BYTES + | GRUB_PE32_SCN_CNT_INITIALIZED_DATA + | 0x80); + #endif + + mods_section = data_section + 1; + strcpy (mods_section->name, "mods"); + mods_section->virtual_size = grub_cpu_to_le32 (reloc_addr - kernel_size - header_size); + mods_section->virtual_address = grub_cpu_to_le32 (header_size + kernel_size + bss_size); + mods_section->raw_data_size = grub_cpu_to_le32 (reloc_addr - kernel_size - header_size); + mods_section->raw_data_offset = grub_cpu_to_le32 (header_size + kernel_size); + mods_section->characteristics + = grub_cpu_to_le32 (GRUB_PE32_SCN_CNT_INITIALIZED_DATA + | GRUB_PE32_SCN_MEM_READ + | GRUB_PE32_SCN_MEM_WRITE); + + reloc_section = mods_section + 1; + strcpy (reloc_section->name, ".reloc"); + reloc_section->virtual_size = grub_cpu_to_le32 (reloc_size); + reloc_section->virtual_address = grub_cpu_to_le32 (reloc_addr + bss_size); + reloc_section->raw_data_size = grub_cpu_to_le32 (reloc_size); + reloc_section->raw_data_offset = grub_cpu_to_le32 (reloc_addr); + reloc_section->characteristics + = grub_cpu_to_le32 (GRUB_PE32_SCN_CNT_INITIALIZED_DATA + | GRUB_PE32_SCN_MEM_DISCARDABLE + | GRUB_PE32_SCN_MEM_READ); + free (core_img); + core_img = pe_img; + core_size = pe_size; + } + break; + case IMAGE_QEMU: + { + char *rom_img; + size_t rom_size; + char *boot_path, *boot_img; + size_t boot_size; + + boot_path = grub_util_get_path (dir, "boot.img"); + boot_size = grub_util_get_image_size (boot_path); + boot_img = grub_util_read_image (boot_path); + + /* Rom sizes must be 64k-aligned. */ + rom_size = ALIGN_UP (core_size + boot_size, 64 * 1024); + + rom_img = xmalloc (rom_size); + memset (rom_img, 0, rom_size); + + *((grub_int32_t *) (core_img + GRUB_KERNEL_I386_QEMU_CORE_ENTRY_ADDR)) + = grub_host_to_target32 ((grub_uint32_t) -rom_size); + + memcpy (rom_img, core_img, core_size); + + *((grub_int32_t *) (boot_img + GRUB_BOOT_I386_QEMU_CORE_ENTRY_ADDR)) + = grub_host_to_target32 ((grub_uint32_t) -rom_size); + + memcpy (rom_img + rom_size - boot_size, boot_img, boot_size); + + free (core_img); + core_img = rom_img; + core_size = rom_size; + + free (boot_img); + free (boot_path); + } + break; + case IMAGE_SPARC64_AOUT: + { + void *aout_img; + size_t aout_size; + struct grub_aout32_header *aout_head; + + aout_size = core_size + sizeof (*aout_head); + aout_img = xmalloc (aout_size); + aout_head = aout_img; + aout_head->a_midmag = grub_host_to_target32 ((AOUT_MID_SUN << 16) + | AOUT32_OMAGIC); + aout_head->a_text = grub_host_to_target32 (core_size); + aout_head->a_entry + = grub_host_to_target32 (GRUB_BOOT_SPARC64_IEEE1275_IMAGE_ADDRESS); + memcpy (aout_img + sizeof (*aout_head), core_img, core_size); + + free (core_img); + core_img = aout_img; + core_size = aout_size; + } + break; + case IMAGE_SPARC64_RAW: + { + unsigned int num; + char *boot_path, *boot_img; + size_t boot_size; + + num = ((core_size + GRUB_DISK_SECTOR_SIZE - 1) >> GRUB_DISK_SECTOR_BITS); + num <<= GRUB_DISK_SECTOR_BITS; + + boot_path = grub_util_get_path (dir, "diskboot.img"); + boot_size = grub_util_get_image_size (boot_path); + if (boot_size != GRUB_DISK_SECTOR_SIZE) + grub_util_error ("diskboot.img is not one sector size"); + + boot_img = grub_util_read_image (boot_path); + + *((grub_uint32_t *) (boot_img + GRUB_DISK_SECTOR_SIZE + - GRUB_BOOT_SPARC64_IEEE1275_LIST_SIZE + 8)) + = grub_host_to_target32 (num); + + grub_util_write_image (boot_img, boot_size, out); + free (boot_img); + free (boot_path); + } + break; ++ case IMAGE_YEELOONG_FLASH: ++ { ++ char *rom_img; ++ size_t rom_size; ++ char *boot_path, *boot_img; ++ size_t boot_size; ++ ++ boot_path = grub_util_get_path (dir, "fwstart.img"); ++ boot_size = grub_util_get_image_size (boot_path); ++ boot_img = grub_util_read_image (boot_path); ++ ++ rom_size = core_size + boot_size; ++ ++ rom_img = xmalloc (rom_size); ++ memset (rom_img, 0, rom_size); ++ ++ memcpy (rom_img, boot_img, boot_size); ++ ++ memcpy (rom_img + boot_size, core_img, core_size); ++ ++ free (core_img); ++ core_img = rom_img; ++ core_size = rom_size; ++ } ++ break; + case IMAGE_YEELOONG_ELF: + case IMAGE_PPC: + case IMAGE_COREBOOT: + case IMAGE_I386_IEEE1275: + { + char *elf_img; + size_t program_size; + Elf32_Ehdr *ehdr; + Elf32_Phdr *phdr; + grub_uint32_t target_addr; + int header_size, footer_size = 0; + int phnum = 1; + + if (image_target->id != IMAGE_YEELOONG_ELF) + phnum += 2; + + if (note) + { + phnum++; + footer_size += sizeof (struct grub_ieee1275_note); + } + header_size = ALIGN_ADDR (sizeof (*ehdr) + phnum * sizeof (*phdr)); + + program_size = ALIGN_ADDR (core_size); + + elf_img = xmalloc (program_size + header_size + footer_size); + memset (elf_img, 0, program_size + header_size); + memcpy (elf_img + header_size, core_img, core_size); + ehdr = (void *) elf_img; + phdr = (void *) (elf_img + sizeof (*ehdr)); + memcpy (ehdr->e_ident, ELFMAG, SELFMAG); + ehdr->e_ident[EI_CLASS] = ELFCLASS32; + if (!image_target->bigendian) + ehdr->e_ident[EI_DATA] = ELFDATA2LSB; + else + ehdr->e_ident[EI_DATA] = ELFDATA2MSB; + ehdr->e_ident[EI_VERSION] = EV_CURRENT; + ehdr->e_ident[EI_OSABI] = ELFOSABI_NONE; + ehdr->e_type = grub_host_to_target16 (ET_EXEC); + ehdr->e_machine = grub_host_to_target16 (image_target->elf_target); + ehdr->e_version = grub_host_to_target32 (EV_CURRENT); + + ehdr->e_phoff = grub_host_to_target32 ((char *) phdr - (char *) ehdr); + ehdr->e_phentsize = grub_host_to_target16 (sizeof (*phdr)); + ehdr->e_phnum = grub_host_to_target16 (phnum); + + /* No section headers. */ + ehdr->e_shoff = grub_host_to_target32 (0); + if (image_target->id == IMAGE_YEELOONG_ELF) + ehdr->e_shentsize = grub_host_to_target16 (0); + else + ehdr->e_shentsize = grub_host_to_target16 (sizeof (Elf32_Shdr)); + ehdr->e_shnum = grub_host_to_target16 (0); + ehdr->e_shstrndx = grub_host_to_target16 (0); + + ehdr->e_ehsize = grub_host_to_target16 (sizeof (*ehdr)); + + phdr->p_type = grub_host_to_target32 (PT_LOAD); + phdr->p_offset = grub_host_to_target32 (header_size); + phdr->p_flags = grub_host_to_target32 (PF_R | PF_W | PF_X); + + if (image_target->id == IMAGE_YEELOONG_ELF) + target_addr = ALIGN_UP (image_target->link_addr + + kernel_size + total_module_size, 32); + else + target_addr = image_target->link_addr; + ehdr->e_entry = grub_host_to_target32 (target_addr); + phdr->p_vaddr = grub_host_to_target32 (target_addr); + phdr->p_paddr = grub_host_to_target32 (target_addr); + phdr->p_align = grub_host_to_target32 (align > image_target->link_align ? align : image_target->link_align); + if (image_target->id == IMAGE_YEELOONG_ELF) + ehdr->e_flags = grub_host_to_target32 (0x1000 | EF_MIPS_NOREORDER + | EF_MIPS_PIC | EF_MIPS_CPIC); + else + ehdr->e_flags = 0; + if (image_target->id == IMAGE_YEELOONG_ELF) + { + phdr->p_filesz = grub_host_to_target32 (core_size); + phdr->p_memsz = grub_host_to_target32 (core_size); + } + else + { + grub_uint32_t target_addr_mods; + phdr->p_filesz = grub_host_to_target32 (kernel_size); + phdr->p_memsz = grub_host_to_target32 (kernel_size + bss_size); + + phdr++; + phdr->p_type = grub_host_to_target32 (PT_GNU_STACK); + phdr->p_offset = grub_host_to_target32 (header_size + kernel_size); + phdr->p_paddr = phdr->p_vaddr = phdr->p_filesz = phdr->p_memsz = 0; + phdr->p_flags = grub_host_to_target32 (PF_R | PF_W | PF_X); + phdr->p_align = grub_host_to_target32 (image_target->link_align); + + phdr++; + phdr->p_type = grub_host_to_target32 (PT_LOAD); + phdr->p_offset = grub_host_to_target32 (header_size + kernel_size); + phdr->p_flags = grub_host_to_target32 (PF_R | PF_W | PF_X); + phdr->p_filesz = phdr->p_memsz + = grub_host_to_target32 (core_size - kernel_size); + + target_addr_mods = ALIGN_UP (target_addr + kernel_size + bss_size + + image_target->mod_gap, + image_target->mod_align); + phdr->p_vaddr = grub_host_to_target32 (target_addr_mods); + phdr->p_paddr = grub_host_to_target32 (target_addr_mods); + phdr->p_align = grub_host_to_target32 (image_target->link_align); + } + + if (note) + { + int note_size = sizeof (struct grub_ieee1275_note); + struct grub_ieee1275_note *note = (struct grub_ieee1275_note *) + (elf_img + program_size + header_size); + + grub_util_info ("adding CHRP NOTE segment"); + + note->header.namesz = grub_host_to_target32 (sizeof (GRUB_IEEE1275_NOTE_NAME)); + note->header.descsz = grub_host_to_target32 (note_size); + note->header.type = grub_host_to_target32 (GRUB_IEEE1275_NOTE_TYPE); + strcpy (note->header.name, GRUB_IEEE1275_NOTE_NAME); + note->descriptor.real_mode = grub_host_to_target32 (0xffffffff); + note->descriptor.real_base = grub_host_to_target32 (0x00c00000); + note->descriptor.real_size = grub_host_to_target32 (0xffffffff); + note->descriptor.virt_base = grub_host_to_target32 (0xffffffff); + note->descriptor.virt_size = grub_host_to_target32 (0xffffffff); + note->descriptor.load_base = grub_host_to_target32 (0x00004000); + + phdr++; + phdr->p_type = grub_host_to_target32 (PT_NOTE); + phdr->p_flags = grub_host_to_target32 (PF_R); + phdr->p_align = grub_host_to_target32 (image_target->voidp_sizeof); + phdr->p_vaddr = 0; + phdr->p_paddr = 0; + phdr->p_filesz = grub_host_to_target32 (note_size); + phdr->p_memsz = 0; + phdr->p_offset = grub_host_to_target32 (header_size + program_size); + } + + free (core_img); + core_img = elf_img; + core_size = program_size + header_size + footer_size; + } + break; + } + + grub_util_write_image (core_img, core_size, out); + free (kernel_img); + free (core_img); + free (kernel_path); + + while (path_list) + { + next = path_list->next; + free ((void *) path_list->name); + free (path_list); + path_list = next; + } + } + + + + static struct option options[] = + { + {"directory", required_argument, 0, 'd'}, + {"prefix", required_argument, 0, 'p'}, + {"memdisk", required_argument, 0, 'm'}, + {"font", required_argument, 0, 'f'}, + {"config", required_argument, 0, 'c'}, + {"output", required_argument, 0, 'o'}, + {"note", no_argument, 0, 'n'}, + {"format", required_argument, 0, 'O'}, + {"help", no_argument, 0, 'h'}, + {"version", no_argument, 0, 'V'}, + {"verbose", no_argument, 0, 'v'}, + {0, 0, 0, 0} + }; + + static void + usage (int status) + { + if (status) + fprintf (stderr, _("Try `%s --help' for more information.\n"), program_name); + else + { + int format_len = 0; + char *formats; + char *ptr; + unsigned i; + for (i = 0; i < ARRAY_SIZE (image_targets); i++) + format_len += strlen (image_targets[i].name) + 2; + ptr = formats = xmalloc (format_len); + for (i = 0; i < ARRAY_SIZE (image_targets); i++) + { + strcpy (ptr, image_targets[i].name); + ptr += strlen (image_targets[i].name); + *ptr++ = ','; + *ptr++ = ' '; + } + ptr[-2] = 0; + + printf (_("\ + Usage: %s [OPTION]... [MODULES]\n\ + \n\ + Make a bootable image of GRUB.\n\ + \n\ + -d, --directory=DIR use images and modules under DIR [default=%s/@platform@]\n\ + -p, --prefix=DIR set grub_prefix directory [default=%s]\n\ + -m, --memdisk=FILE embed FILE as a memdisk image\n\ + -f, --font=FILE embed FILE as a boot font\n\ + -c, --config=FILE embed FILE as boot config\n\ + -n, --note add NOTE segment for CHRP Open Firmware\n\ + -o, --output=FILE output a generated image to FILE [default=stdout]\n\ + -O, --format=FORMAT generate an image in format\n\ + available formats: %s\n\ + -h, --help display this message and exit\n\ + -V, --version print version information and exit\n\ + -v, --verbose print verbose messages\n\ + \n\ + Report bugs to <%s>.\n\ + "), + program_name, GRUB_PKGLIBROOTDIR, DEFAULT_DIRECTORY, + formats, + PACKAGE_BUGREPORT); + free (formats); + } + exit (status); + } + + int + main (int argc, char *argv[]) + { + char *output = NULL; + char *dir = NULL; + char *prefix = NULL; + char *memdisk = NULL; + char *font = NULL; + char *config = NULL; + FILE *fp = stdout; + int note = 0; + struct image_target_desc *image_target = NULL; + + set_program_name (argv[0]); + + grub_util_init_nls (); + + while (1) + { + int c = getopt_long (argc, argv, "d:p:m:c:o:O:f:hVvn", options, 0); + + if (c == -1) + break; + else + switch (c) + { + case 'o': + if (output) + free (output); + + output = xstrdup (optarg); + break; + + case 'O': + { + unsigned i; + for (i = 0; i < ARRAY_SIZE (image_targets); i++) + if (strcmp (optarg, image_targets[i].name) == 0) + image_target = &image_targets[i]; + if (!image_target) + { + printf ("unknown target %s\n", optarg); + usage (1); + } + break; + } + case 'd': + if (dir) + free (dir); + + dir = xstrdup (optarg); + break; + + case 'n': + note = 1; + break; + + case 'm': + if (memdisk) + free (memdisk); + + memdisk = xstrdup (optarg); + + if (prefix) + free (prefix); + + prefix = xstrdup ("(memdisk)/boot/grub"); + break; + + case 'f': + if (font) + free (font); + + font = xstrdup (optarg); + break; + + case 'c': + if (config) + free (config); + + config = xstrdup (optarg); + break; + + case 'h': + usage (0); + break; + + case 'p': + if (prefix) + free (prefix); + + prefix = xstrdup (optarg); + break; + + case 'V': + printf ("grub-mkimage (%s) %s\n", PACKAGE_NAME, PACKAGE_VERSION); + return 0; + + case 'v': + verbosity++; + break; + + default: + usage (1); + break; + } + } + + if (!image_target) + { + printf ("Target not specified.\n"); + usage (1); + } + + if (output) + { + fp = fopen (output, "wb"); + if (! fp) + grub_util_error (_("cannot open %s"), output); + free (output); + } + + if (!dir) + { + const char *last; + last = strchr (image_target->name, '-'); + if (last) + last = strchr (last + 1, '-'); + if (!last) + last = image_target->name + strlen (image_target->name); + dir = xmalloc (sizeof (GRUB_PKGLIBROOTDIR) + (last - image_target->name) + + 1); + memcpy (dir, GRUB_PKGLIBROOTDIR, sizeof (GRUB_PKGLIBROOTDIR) - 1); + *(dir + sizeof (GRUB_PKGLIBROOTDIR) - 1) = '/'; + memcpy (dir + sizeof (GRUB_PKGLIBROOTDIR), image_target->name, + last - image_target->name); + *(dir + sizeof (GRUB_PKGLIBROOTDIR) + (last - image_target->name)) = 0; + } + + generate_image (dir, prefix ? : DEFAULT_DIRECTORY, fp, + argv + optind, memdisk, font, config, + image_target, note); + + fclose (fp); + + if (dir) + free (dir); + + return 0; + }