projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 0157cedb | 1 | /* |
| 91a76751 | 2 | * (C) Copyright 2002-2010 |
| 0157cedb WD |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| 4 | * | |
| 1a459660 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
| 0157cedb WD |
6 | */ |
| 7 | ||
| 8 | #ifndef __ASM_GBL_DATA_H | |
| 9 | #define __ASM_GBL_DATA_H | |
| 5cb48582 SG |
10 | |
| 11 | /* Architecture-specific global data */ | |
| 12 | struct arch_global_data { | |
| e9adeca3 SG |
13 | #if defined(CONFIG_FSL_ESDHC) |
| 14 | u32 sdhc_clk; | |
| 15 | #endif | |
| 93d33204 ZQ |
16 | |
| 17 | #if defined(CONFIG_U_QE) | |
| 18 | u32 qe_clk; | |
| 19 | u32 brg_clk; | |
| 20 | uint mp_alloc_base; | |
| 21 | uint mp_alloc_top; | |
| 22 | #endif /* CONFIG_U_QE */ | |
| 23 | ||
| f47e6ecd SG |
24 | #ifdef CONFIG_AT91FAMILY |
| 25 | /* "static data" needed by at91's clock.c */ | |
| 26 | unsigned long cpu_clk_rate_hz; | |
| 27 | unsigned long main_clk_rate_hz; | |
| 28 | unsigned long mck_rate_hz; | |
| 29 | unsigned long plla_rate_hz; | |
| 30 | unsigned long pllb_rate_hz; | |
| 31 | unsigned long at91_pllb_usb_init; | |
| 32 | #endif | |
| b339051c SG |
33 | /* "static data" needed by most of timer.c on ARM platforms */ |
| 34 | unsigned long timer_rate_hz; | |
| 8ff43b03 | 35 | unsigned long tbu; |
| 66ee6923 | 36 | unsigned long tbl; |
| 582601da | 37 | unsigned long lastinc; |
| 5f70714c | 38 | unsigned long long timer_reset_value; |
| 34fd5d25 SG |
39 | #if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF)) |
| 40 | unsigned long tlb_addr; | |
| 5e2ec773 | 41 | unsigned long tlb_size; |
| 94f7ff36 | 42 | #if defined(CONFIG_SYS_FULL_VA) |
| 5e2ec773 AG |
43 | unsigned long tlb_fillptr; |
| 44 | unsigned long tlb_emerg; | |
| 94f7ff36 | 45 | #endif |
| 34fd5d25 | 46 | #endif |
| fda06812 | 47 | |
| 60c7c30a PK |
48 | #ifdef CONFIG_OMAP_COMMON |
| 49 | u32 omap_boot_device; | |
| 50 | u32 omap_boot_mode; | |
| 51 | u8 omap_ch_flags; | |
| fda06812 | 52 | #endif |
| 44937214 | 53 | #if defined(CONFIG_FSL_LSCH3) && defined(CONFIG_SYS_FSL_HAS_DP_DDR) |
| b87e6f88 YS |
54 | unsigned long mem2_clk; |
| 55 | #endif | |
| 5cb48582 SG |
56 | }; |
| 57 | ||
| baa1e536 | 58 | #include <asm-generic/global_data.h> |
| 0157cedb | 59 | |
| c65a2abb JH |
60 | #ifdef __clang__ |
| 61 | ||
| 62 | #define DECLARE_GLOBAL_DATA_PTR | |
| 63 | #define gd get_gd() | |
| 64 | ||
| 65 | static inline gd_t *get_gd(void) | |
| 66 | { | |
| 67 | gd_t *gd_ptr; | |
| 68 | ||
| 69 | #ifdef CONFIG_ARM64 | |
| 70 | /* | |
| 71 | * Make will already error that reserving x18 is not supported at the | |
| 72 | * time of writing, clang: error: unknown argument: '-ffixed-x18' | |
| 73 | */ | |
| 74 | __asm__ volatile("mov %0, x18\n" : "=r" (gd_ptr)); | |
| 75 | #else | |
| 76 | __asm__ volatile("mov %0, r9\n" : "=r" (gd_ptr)); | |
| 77 | #endif | |
| 78 | ||
| 79 | return gd_ptr; | |
| 80 | } | |
| 81 | ||
| 82 | #else | |
| 83 | ||
| 0ae76531 DF |
84 | #ifdef CONFIG_ARM64 |
| 85 | #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("x18") | |
| 86 | #else | |
| 87 | #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("r9") | |
| 88 | #endif | |
| c65a2abb | 89 | #endif |
| 0157cedb WD |
90 | |
| 91 | #endif /* __ASM_GBL_DATA_H */ |