]> git.ipfire.org Git - thirdparty/openwrt.git/commitdiff
bcm63xx: make smp kernels boot on older SoCs
authorJonas Gorski <jogo@openwrt.org>
Sun, 30 Jun 2013 13:10:00 +0000 (13:10 +0000)
committerJonas Gorski <jogo@openwrt.org>
Sun, 30 Jun 2013 13:10:00 +0000 (13:10 +0000)
Enhance BMIPS support so SMP kernels work on older chips.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>
SVN-Revision: 37099

21 files changed:
target/linux/brcm63xx/patches-3.9/100-MIPS-bmips-fix-compilation-for-BMIPS5000.patch [new file with mode: 0644]
target/linux/brcm63xx/patches-3.9/101-MIPS-allow-asm-cpu.h-to-be-included-from-assembly.patch [new file with mode: 0644]
target/linux/brcm63xx/patches-3.9/102-MIPS-bmips-add-macros-for-testing-the-current-bmips-.patch [new file with mode: 0644]
target/linux/brcm63xx/patches-3.9/103-MIPS-bmips-change-compile-time-checks-to-runtime-che.patch [new file with mode: 0644]
target/linux/brcm63xx/patches-3.9/104-MIPS-bmips-merge-CPU-options-into-one-option.patch [new file with mode: 0644]
target/linux/brcm63xx/patches-3.9/105-MIPS-BCM63XX-let-the-individual-SoCs-select-the-appr.patch [new file with mode: 0644]
target/linux/brcm63xx/patches-3.9/106-MIPS-bmips-add-a-helper-function-for-registering-smp.patch [new file with mode: 0644]
target/linux/brcm63xx/patches-3.9/107-MIPS-BCM63XX-always-register-bmips-smp-ops.patch [new file with mode: 0644]
target/linux/brcm63xx/patches-3.9/108-MIPS-BCM63XX-change-the-guard-to-a-BMIPS4350-check.patch [new file with mode: 0644]
target/linux/brcm63xx/patches-3.9/109-MIPS-BCM63XX-disable-SMP-also-on-BCM3368.patch [new file with mode: 0644]
target/linux/brcm63xx/patches-3.9/110-MIPS-BCM63XX-add-USB-host-clock-enable-delay.patch [moved from target/linux/brcm63xx/patches-3.9/100-MIPS-BCM63XX-add-USB-host-clock-enable-delay.patch with 100% similarity]
target/linux/brcm63xx/patches-3.9/111-MIPS-BCM63XX-add-USB-device-clock-enable-delay-to-cl.patch [moved from target/linux/brcm63xx/patches-3.9/101-MIPS-BCM63XX-add-USB-device-clock-enable-delay-to-cl.patch with 100% similarity]
target/linux/brcm63xx/patches-3.9/112-MIPS-BCM63XX-move-code-touching-the-USB-private-regi.patch [moved from target/linux/brcm63xx/patches-3.9/102-MIPS-BCM63XX-move-code-touching-the-USB-private-regi.patch with 100% similarity]
target/linux/brcm63xx/patches-3.9/113-MIPS-BCM63XX-add-OHCI-EHCI-configuration-bits-to-com.patch [moved from target/linux/brcm63xx/patches-3.9/103-MIPS-BCM63XX-add-OHCI-EHCI-configuration-bits-to-com.patch with 100% similarity]
target/linux/brcm63xx/patches-3.9/114-MIPS-BCM63XX-introduce-BCM63XX_OHCI-configuration-sy.patch [moved from target/linux/brcm63xx/patches-3.9/104-MIPS-BCM63XX-introduce-BCM63XX_OHCI-configuration-sy.patch with 84% similarity]
target/linux/brcm63xx/patches-3.9/115-MIPS-BCM63XX-add-support-for-the-on-chip-OHCI-contro.patch [moved from target/linux/brcm63xx/patches-3.9/105-MIPS-BCM63XX-add-support-for-the-on-chip-OHCI-contro.patch with 100% similarity]
target/linux/brcm63xx/patches-3.9/116-MIPS-BCM63XX-register-OHCI-controller-if-board-enabl.patch [moved from target/linux/brcm63xx/patches-3.9/106-MIPS-BCM63XX-register-OHCI-controller-if-board-enabl.patch with 100% similarity]
target/linux/brcm63xx/patches-3.9/117-MIPS-BCM63XX-introduce-BCM63XX_EHCI-configuration-sy.patch [moved from target/linux/brcm63xx/patches-3.9/107-MIPS-BCM63XX-introduce-BCM63XX_EHCI-configuration-sy.patch with 91% similarity]
target/linux/brcm63xx/patches-3.9/118-MIPS-BCM63XX-add-support-for-the-on-chip-EHCI-contro.patch [moved from target/linux/brcm63xx/patches-3.9/108-MIPS-BCM63XX-add-support-for-the-on-chip-EHCI-contro.patch with 100% similarity]
target/linux/brcm63xx/patches-3.9/119-MIPS-BCM63XX-register-EHCI-controller-if-board-enabl.patch [moved from target/linux/brcm63xx/patches-3.9/109-MIPS-BCM63XX-register-EHCI-controller-if-board-enabl.patch with 100% similarity]
target/linux/brcm63xx/patches-3.9/120-MIPS-BCM63XX-EHCI-controller-does-not-support-overcu.patch [moved from target/linux/brcm63xx/patches-3.9/110-MIPS-BCM63XX-EHCI-controller-does-not-support-overcu.patch with 100% similarity]

diff --git a/target/linux/brcm63xx/patches-3.9/100-MIPS-bmips-fix-compilation-for-BMIPS5000.patch b/target/linux/brcm63xx/patches-3.9/100-MIPS-bmips-fix-compilation-for-BMIPS5000.patch
new file mode 100644 (file)
index 0000000..6f47634
--- /dev/null
@@ -0,0 +1,67 @@
+From d55975b74389b2cf1a38732062ff89303940f6e1 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Sat, 29 Jun 2013 11:46:56 +0200
+Subject: [PATCH 01/10] MIPS: bmips: fix compilation for BMIPS5000
+
+Replace the macro names in strings with actual macro invocation.
+
+Fixes the following build error:
+
+  CC      arch/mips/kernel/smp-bmips.o
+{standard input}: Assembler messages:
+{standard input}:951: Error: Unrecognized opcode `_ssnop'
+{standard input}:952: Error: Unrecognized opcode `_ssnop'
+(...)
+make[6]: *** [arch/mips/kernel/smp-bmips.o] Error 1
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+---
+ arch/mips/include/asm/bmips.h |   28 ++++++++++++++--------------
+ 1 file changed, 14 insertions(+), 14 deletions(-)
+
+--- a/arch/mips/include/asm/bmips.h
++++ b/arch/mips/include/asm/bmips.h
+@@ -70,15 +70,15 @@ static inline unsigned long bmips_read_z
+               ".set noreorder\n"
+               "cache %1, 0(%2)\n"
+               "sync\n"
+-              "_ssnop\n"
+-              "_ssnop\n"
+-              "_ssnop\n"
+-              "_ssnop\n"
+-              "_ssnop\n"
+-              "_ssnop\n"
+-              "_ssnop\n"
++              __stringify(___ssnop) "\n"
++              __stringify(___ssnop) "\n"
++              __stringify(___ssnop) "\n"
++              __stringify(___ssnop) "\n"
++              __stringify(___ssnop) "\n"
++              __stringify(___ssnop) "\n"
++              __stringify(___ssnop) "\n"
+               "mfc0 %0, $28, 3\n"
+-              "_ssnop\n"
++              __stringify(___ssnop) "\n"
+               ".set pop\n"
+               : "=&r" (ret)
+               : "i" (Index_Load_Tag_S), "r" (ZSCM_REG_BASE + offset)
+@@ -92,13 +92,13 @@ static inline void bmips_write_zscm_reg(
+               ".set push\n"
+               ".set noreorder\n"
+               "mtc0 %0, $28, 3\n"
+-              "_ssnop\n"
+-              "_ssnop\n"
+-              "_ssnop\n"
++              __stringify(___ssnop) "\n"
++              __stringify(___ssnop) "\n"
++              __stringify(___ssnop) "\n"
+               "cache %1, 0(%2)\n"
+-              "_ssnop\n"
+-              "_ssnop\n"
+-              "_ssnop\n"
++              __stringify(___ssnop) "\n"
++              __stringify(___ssnop) "\n"
++              __stringify(___ssnop) "\n"
+               : /* no outputs */
+               : "r" (data),
+                 "i" (Index_Store_Tag_S), "r" (ZSCM_REG_BASE + offset)
diff --git a/target/linux/brcm63xx/patches-3.9/101-MIPS-allow-asm-cpu.h-to-be-included-from-assembly.patch b/target/linux/brcm63xx/patches-3.9/101-MIPS-allow-asm-cpu.h-to-be-included-from-assembly.patch
new file mode 100644 (file)
index 0000000..27c3b9e
--- /dev/null
@@ -0,0 +1,31 @@
+From 520f4bf75026cc60ba47946331966fb670b39cb0 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Thu, 27 Jun 2013 21:32:41 +0200
+Subject: [PATCH 02/10] MIPS: allow asm/cpu.h to be included from assembly
+
+Add guards around the enum to allow including cpu.h from assembly.
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+---
+ arch/mips/include/asm/cpu.h |    3 +++
+ 1 file changed, 3 insertions(+)
+
+--- a/arch/mips/include/asm/cpu.h
++++ b/arch/mips/include/asm/cpu.h
+@@ -225,6 +225,8 @@
+ #define FPIR_IMP_NONE         0x0000
++#if !defined(__ASSEMBLY__)
++
+ enum cpu_type_enum {
+       CPU_UNKNOWN,
+@@ -277,6 +279,7 @@ enum cpu_type_enum {
+       CPU_LAST
+ };
++#endif /* !__ASSEMBLY */
+ /*
+  * ISA Level encodings
diff --git a/target/linux/brcm63xx/patches-3.9/102-MIPS-bmips-add-macros-for-testing-the-current-bmips-.patch b/target/linux/brcm63xx/patches-3.9/102-MIPS-bmips-add-macros-for-testing-the-current-bmips-.patch
new file mode 100644 (file)
index 0000000..af38b35
--- /dev/null
@@ -0,0 +1,36 @@
+From 971b8b3d5101b3bb868e63f3eb96fe69b7110c61 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Thu, 27 Jun 2013 12:40:15 +0200
+Subject: [PATCH 03/10] MIPS: bmips: add macros for testing the current bmips
+ CPU
+
+Makes it easy to make code conditionally compiled for supported CPUs
+without directly relying on #ifdefs.
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+---
+ arch/mips/include/asm/bmips.h |   11 +++++++++++
+ 1 file changed, 11 insertions(+)
+
+--- a/arch/mips/include/asm/bmips.h
++++ b/arch/mips/include/asm/bmips.h
+@@ -45,8 +45,19 @@
+ #if !defined(__ASSEMBLY__)
+ #include <linux/cpumask.h>
++#include <asm/cpu-features.h>
+ #include <asm/r4kcache.h>
++#define cpu_is_bmips32()      (current_cpu_type() == CPU_BMIPS32)
++#define cpu_is_bmips3300()    (IS_ENABLED(CONFIG_CPU_BMIPS3300) && \
++                               current_cpu_type() == CPU_BMIPS3300)
++#define cpu_is_bmips4350()    (IS_ENABLED(CONFIG_CPU_BMIPS4350) && \
++                               current_cpu_type() == CPU_BMIPS4350)
++#define cpu_is_bmips4380()    (IS_ENABLED(CONFIG_CPU_BMIPS4380) && \
++                               current_cpu_type() == CPU_BMIPS4380)
++#define cpu_is_bmips5000()    (IS_ENABLED(CONFIG_CPU_BMIPS5000) && \
++                               current_cpu_type() == CPU_BMIPS5000)
++
+ extern struct plat_smp_ops bmips_smp_ops;
+ extern char bmips_reset_nmi_vec;
+ extern char bmips_reset_nmi_vec_end;
diff --git a/target/linux/brcm63xx/patches-3.9/103-MIPS-bmips-change-compile-time-checks-to-runtime-che.patch b/target/linux/brcm63xx/patches-3.9/103-MIPS-bmips-change-compile-time-checks-to-runtime-che.patch
new file mode 100644 (file)
index 0000000..d551895
--- /dev/null
@@ -0,0 +1,482 @@
+From 12594762fcbec024cb424c9b77efb28402651667 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Thu, 27 Jun 2013 21:33:56 +0200
+Subject: [PATCH 04/10] MIPS: bmips: change compile time checks to runtime
+ checks
+
+Allow building for all bmips cpus at the same time by changing ifdefs
+to checks for the cpu type, or adding appropriate checks to the
+assembly.
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+---
+ arch/mips/kernel/bmips_vec.S |   55 +++++++---
+ arch/mips/kernel/smp-bmips.c |  241 ++++++++++++++++++++++--------------------
+ 2 files changed, 172 insertions(+), 124 deletions(-)
+
+--- a/arch/mips/kernel/bmips_vec.S
++++ b/arch/mips/kernel/bmips_vec.S
+@@ -13,6 +13,7 @@
+ #include <asm/asm.h>
+ #include <asm/asmmacro.h>
+ #include <asm/cacheops.h>
++#include <asm/cpu.h>
+ #include <asm/regdef.h>
+ #include <asm/mipsregs.h>
+ #include <asm/stackframe.h>
+@@ -89,12 +90,18 @@ NESTED(bmips_reset_nmi_vec, PT_SIZE, sp)
+       beqz    k0, bmips_smp_entry
+ #if defined(CONFIG_CPU_BMIPS5000)
++      mfc0    k0, CP0_PRID
++      li      k1, PRID_IMP_BMIPS5000
++      andi    k0, 0xff00
++      bne     k0, k1, 1f
++
+       /* if we're not on core 0, this must be the SMP boot signal */
+       li      k1, (3 << 25)
+       mfc0    k0, $22
+       and     k0, k1
+       bnez    k0, bmips_smp_entry
+-#endif
++1:
++#endif /* CONFIG_CPU_BMIPS5000 */
+ #endif /* CONFIG_SMP */
+       /* nope, it's just a regular NMI */
+@@ -137,7 +144,12 @@ bmips_smp_entry:
+       xori    k0, 0x04
+       mtc0    k0, CP0_CONFIG
++      mfc0    k0, CP0_PRID
++      andi    k0, 0xff00
+ #if defined(CONFIG_CPU_BMIPS4350) || defined(CONFIG_CPU_BMIPS4380)
++      li      k1, PRID_IMP_BMIPS43XX
++      bne     k0, k1, 2f
++
+       /* initialize CPU1's local I-cache */
+       li      k0, 0x80000000
+       li      k1, 0x80010000
+@@ -148,14 +160,21 @@ bmips_smp_entry:
+ 1:    cache   Index_Store_Tag_I, 0(k0)
+       addiu   k0, 16
+       bne     k0, k1, 1b
+-#elif defined(CONFIG_CPU_BMIPS5000)
++
++      b       3f
++2:
++#endif /* CONFIG_CPU_BMIPS4350 || CONFIG_CPU_BMIPS4380 */
++#if defined(CONFIG_CPU_BMIPS5000)
+       /* set exception vector base */
++      li      k1, PRID_IMP_BMIPS5000
++      bne     k0, k1, 3f
++
+       la      k0, ebase
+       lw      k0, 0(k0)
+       mtc0    k0, $15, 1
+       BARRIER
+-#endif
+-
++#endif /* CONFIG_CPU_BMIPS5000 */
++3:
+       /* jump back to kseg0 in case we need to remap the kseg1 area */
+       la      k0, 1f
+       jr      k0
+@@ -221,8 +240,18 @@ END(bmips_smp_int_vec)
+ LEAF(bmips_enable_xks01)
+ #if defined(CONFIG_XKS01)
+-
++      mfc0    t0, CP0_PRID
++      andi    t2, t0, 0xff00
+ #if defined(CONFIG_CPU_BMIPS4380)
++      li      t1, PRID_IMP_BMIPS43XX
++      bne     t2, t1, 1f
++
++      andi    t0, 0xff
++      addiu   t1, t0, -PRID_REV_BMIPS4380_HI
++      bgtz    t1, 2f
++      addiu   t0, -PRID_REV_BMIPS4380_LO
++      bltz    t0, 2f
++
+       mfc0    t0, $22, 3
+       li      t1, 0x1ff0
+       li      t2, (1 << 12) | (1 << 9)
+@@ -231,7 +260,13 @@ LEAF(bmips_enable_xks01)
+       or      t0, t2
+       mtc0    t0, $22, 3
+       BARRIER
+-#elif defined(CONFIG_CPU_BMIPS5000)
++      b       2f
++1:
++#endif /* CONFIG_CPU_BMIPS4380 */
++#if defined(CONFIG_CPU_BMIPS5000)
++      li      t1, PRID_IMP_BMIPS5000
++      bne     t2, t1, 2f
++
+       mfc0    t0, $22, 5
+       li      t1, 0x01ff
+       li      t2, (1 << 8) | (1 << 5)
+@@ -240,12 +275,8 @@ LEAF(bmips_enable_xks01)
+       or      t0, t2
+       mtc0    t0, $22, 5
+       BARRIER
+-#else
+-
+-#error Missing XKS01 setup
+-
+-#endif
+-
++#endif /* CONFIG_CPU_BMIPS5000 */
++2:
+ #endif /* defined(CONFIG_XKS01) */
+       jr      ra
+--- a/arch/mips/kernel/smp-bmips.c
++++ b/arch/mips/kernel/smp-bmips.c
+@@ -49,8 +49,11 @@ cpumask_t bmips_booted_mask;
+ unsigned long bmips_smp_boot_sp;
+ unsigned long bmips_smp_boot_gp;
++static void bmips43xx_send_ipi_single(int cpu, unsigned int action);
++static void bmips5000_send_ipi_single(int cpu, unsigned int action);
+ static void bmips_send_ipi_single(int cpu, unsigned int action);
+-static irqreturn_t bmips_ipi_interrupt(int irq, void *dev_id);
++static irqreturn_t bmips43xx_ipi_interrupt(int irq, void *dev_id);
++static irqreturn_t bmips5000_ipi_interrupt(int irq, void *dev_id);
+ /* SW interrupts 0,1 are used for interprocessor signaling */
+ #define IPI0_IRQ                      (MIPS_CPU_IRQ_BASE + 0)
+@@ -65,48 +68,49 @@ static void __init bmips_smp_setup(void)
+ {
+       int i, cpu = 1, boot_cpu = 0;
+-#if defined(CONFIG_CPU_BMIPS4350) || defined(CONFIG_CPU_BMIPS4380)
+-      /* arbitration priority */
+-      clear_c0_brcm_cmt_ctrl(0x30);
+-
+-      /* NBK and weak order flags */
+-      set_c0_brcm_config_0(0x30000);
+-
+-      /* Find out if we are running on TP0 or TP1 */
+-      boot_cpu = !!(read_c0_brcm_cmt_local() & (1 << 31));
+-
+-      /*
+-       * MIPS interrupts 0,1 (SW INT 0,1) cross over to the other thread
+-       * MIPS interrupt 2 (HW INT 0) is the CPU0 L1 controller output
+-       * MIPS interrupt 3 (HW INT 1) is the CPU1 L1 controller output
+-       *
+-       * If booting from TP1, leave the existing CMT interrupt routing
+-       * such that TP0 responds to SW1 and TP1 responds to SW0.
+-       */
+-      if (boot_cpu == 0)
+-              change_c0_brcm_cmt_intr(0xf8018000,
++      if (cpu_is_bmips4350() || cpu_is_bmips4380()) {
++              /* arbitration priority */
++              clear_c0_brcm_cmt_ctrl(0x30);
++
++              /* NBK and weak order flags */
++              set_c0_brcm_config_0(0x30000);
++
++              /* Find out if we are running on TP0 or TP1 */
++              boot_cpu = !!(read_c0_brcm_cmt_local() & (1 << 31));
++
++              /*
++               * MIPS interrupts 0,1 (SW INT 0,1) cross over to the other
++               * thread
++               * MIPS interrupt 2 (HW INT 0) is the CPU0 L1 controller output
++               * MIPS interrupt 3 (HW INT 1) is the CPU1 L1 controller output
++               *
++               * If booting from TP1, leave the existing CMT interrupt routing
++               * such that TP0 responds to SW1 and TP1 responds to SW0.
++               */
++              if (boot_cpu == 0)
++                      change_c0_brcm_cmt_intr(0xf8018000,
+                                       (0x02 << 27) | (0x03 << 15));
+-      else
+-              change_c0_brcm_cmt_intr(0xf8018000, (0x1d << 27));
+-
+-      /* single core, 2 threads (2 pipelines) */
+-      max_cpus = 2;
+-#elif defined(CONFIG_CPU_BMIPS5000)
+-      /* enable raceless SW interrupts */
+-      set_c0_brcm_config(0x03 << 22);
+-
+-      /* route HW interrupt 0 to CPU0, HW interrupt 1 to CPU1 */
+-      change_c0_brcm_mode(0x1f << 27, 0x02 << 27);
++              else
++                      change_c0_brcm_cmt_intr(0xf8018000, (0x1d << 27));
+-      /* N cores, 2 threads per core */
+-      max_cpus = (((read_c0_brcm_config() >> 6) & 0x03) + 1) << 1;
+-
+-      /* clear any pending SW interrupts */
+-      for (i = 0; i < max_cpus; i++) {
+-              write_c0_brcm_action(ACTION_CLR_IPI(i, 0));
+-              write_c0_brcm_action(ACTION_CLR_IPI(i, 1));
++              /* single core, 2 threads (2 pipelines) */
++              max_cpus = 2;
++      } else if (cpu_is_bmips5000()) {
++              /* enable raceless SW interrupts */
++              set_c0_brcm_config(0x03 << 22);
++
++              /* route HW interrupt 0 to CPU0, HW interrupt 1 to CPU1 */
++              change_c0_brcm_mode(0x1f << 27, 0x02 << 27);
++
++              /* N cores, 2 threads per core */
++              max_cpus = (((read_c0_brcm_config() >> 6) & 0x03) + 1) << 1;
++
++              /* clear any pending SW interrupts */
++              for (i = 0; i < max_cpus; i++) {
++                      write_c0_brcm_action(ACTION_CLR_IPI(i, 0));
++                      write_c0_brcm_action(ACTION_CLR_IPI(i, 1));
++              }
+       }
+-#endif
+       if (!bmips_smp_enabled)
+               max_cpus = 1;
+@@ -134,6 +138,15 @@ static void __init bmips_smp_setup(void)
+  */
+ static void bmips_prepare_cpus(unsigned int max_cpus)
+ {
++      irqreturn_t (*bmips_ipi_interrupt)(int irq, void *dev_id);
++
++      if (cpu_is_bmips4350() || cpu_is_bmips4380())
++              bmips_ipi_interrupt = bmips43xx_ipi_interrupt;
++      else if (cpu_is_bmips5000())
++              bmips_ipi_interrupt = bmips5000_ipi_interrupt;
++      else
++              return;
++
+       if (request_irq(IPI0_IRQ, bmips_ipi_interrupt, IRQF_PERCPU,
+                       "smp_ipi0", NULL))
+               panic("Can't request IPI0 interrupt\n");
+@@ -168,26 +181,26 @@ static void bmips_boot_secondary(int cpu
+       pr_info("SMP: Booting CPU%d...\n", cpu);
+-      if (cpumask_test_cpu(cpu, &bmips_booted_mask))
++      if (cpumask_test_cpu(cpu, &bmips_booted_mask)) {
+               bmips_send_ipi_single(cpu, 0);
+-      else {
+-#if defined(CONFIG_CPU_BMIPS4350) || defined(CONFIG_CPU_BMIPS4380)
+-              /* Reset slave TP1 if booting from TP0 */
+-              if (cpu_logical_map(cpu) == 0)
+-                      set_c0_brcm_cmt_ctrl(0x01);
+-#elif defined(CONFIG_CPU_BMIPS5000)
+-              if (cpu & 0x01)
+-                      write_c0_brcm_action(ACTION_BOOT_THREAD(cpu));
+-              else {
+-                      /*
+-                       * core N thread 0 was already booted; just
+-                       * pulse the NMI line
+-                       */
+-                      bmips_write_zscm_reg(0x210, 0xc0000000);
+-                      udelay(10);
+-                      bmips_write_zscm_reg(0x210, 0x00);
++      } else {
++              if (cpu_is_bmips4350() || cpu_is_bmips4380()) {
++                      /* Reset slave TP1 if booting from TP0 */
++                      if (cpu_logical_map(cpu) == 0)
++                              set_c0_brcm_cmt_ctrl(0x01);
++              } else if (cpu_is_bmips5000()) {
++                      if (cpu & 0x01)
++                              write_c0_brcm_action(ACTION_BOOT_THREAD(cpu));
++                      else {
++                              /*
++                               * core N thread 0 was already booted; just
++                               * pulse the NMI line
++                               */
++                              bmips_write_zscm_reg(0x210, 0xc0000000);
++                              udelay(10);
++                              bmips_write_zscm_reg(0x210, 0x00);
++                      }
+               }
+-#endif
+               cpumask_set_cpu(cpu, &bmips_booted_mask);
+       }
+ }
+@@ -199,20 +212,21 @@ static void bmips_init_secondary(void)
+ {
+       /* move NMI vector to kseg0, in case XKS01 is enabled */
+-#if defined(CONFIG_CPU_BMIPS4350) || defined(CONFIG_CPU_BMIPS4380)
+-      void __iomem *cbr = BMIPS_GET_CBR();
+-      unsigned long old_vec;
+-
+-      old_vec = __raw_readl(cbr + BMIPS_RELO_VECTOR_CONTROL_1);
+-      __raw_writel(old_vec & ~0x20000000, cbr + BMIPS_RELO_VECTOR_CONTROL_1);
+-
+-      clear_c0_cause(smp_processor_id() ? C_SW1 : C_SW0);
+-#elif defined(CONFIG_CPU_BMIPS5000)
+-      write_c0_brcm_bootvec(read_c0_brcm_bootvec() &
+-              (smp_processor_id() & 0x01 ? ~0x20000000 : ~0x2000));
++      if (cpu_is_bmips4350() || cpu_is_bmips4380()) {
++              void __iomem *cbr = BMIPS_GET_CBR();
++              unsigned long old_vec;
++
++              old_vec = __raw_readl(cbr + BMIPS_RELO_VECTOR_CONTROL_1);
++              __raw_writel(old_vec & ~0x20000000,
++                      cbr + BMIPS_RELO_VECTOR_CONTROL_1);
++
++              clear_c0_cause(smp_processor_id() ? C_SW1 : C_SW0);
++      } else if (cpu_is_bmips5000()) {
++              write_c0_brcm_bootvec(read_c0_brcm_bootvec() &
++                      (smp_processor_id() & 0x01 ? ~0x20000000 : ~0x2000));
+-      write_c0_brcm_action(ACTION_CLR_IPI(smp_processor_id(), 0));
+-#endif
++              write_c0_brcm_action(ACTION_CLR_IPI(smp_processor_id(), 0));
++      }
+ }
+ /*
+@@ -237,8 +251,6 @@ static void bmips_cpus_done(void)
+ {
+ }
+-#if defined(CONFIG_CPU_BMIPS5000)
+-
+ /*
+  * BMIPS5000 raceless IPIs
+  *
+@@ -247,12 +259,12 @@ static void bmips_cpus_done(void)
+  * IPI1 is used for SMP_CALL_FUNCTION
+  */
+-static void bmips_send_ipi_single(int cpu, unsigned int action)
++static void bmips5000_send_ipi_single(int cpu, unsigned int action)
+ {
+       write_c0_brcm_action(ACTION_SET_IPI(cpu, action == SMP_CALL_FUNCTION));
+ }
+-static irqreturn_t bmips_ipi_interrupt(int irq, void *dev_id)
++static irqreturn_t bmips5000_ipi_interrupt(int irq, void *dev_id)
+ {
+       int action = irq - IPI0_IRQ;
+@@ -266,8 +278,6 @@ static irqreturn_t bmips_ipi_interrupt(i
+       return IRQ_HANDLED;
+ }
+-#else
+-
+ /*
+  * BMIPS43xx racey IPIs
+  *
+@@ -281,7 +291,7 @@ static irqreturn_t bmips_ipi_interrupt(i
+ static DEFINE_SPINLOCK(ipi_lock);
+ static DEFINE_PER_CPU(int, ipi_action_mask);
+-static void bmips_send_ipi_single(int cpu, unsigned int action)
++static void bmips43xx_send_ipi_single(int cpu, unsigned int action)
+ {
+       unsigned long flags;
+@@ -292,7 +302,7 @@ static void bmips_send_ipi_single(int cp
+       spin_unlock_irqrestore(&ipi_lock, flags);
+ }
+-static irqreturn_t bmips_ipi_interrupt(int irq, void *dev_id)
++static irqreturn_t bmips43xx_ipi_interrupt(int irq, void *dev_id)
+ {
+       unsigned long flags;
+       int action, cpu = irq - IPI0_IRQ;
+@@ -311,7 +321,13 @@ static irqreturn_t bmips_ipi_interrupt(i
+       return IRQ_HANDLED;
+ }
+-#endif /* BMIPS type */
++static void bmips_send_ipi_single(int cpu, unsigned int action)
++{
++      if (cpu_is_bmips4350() || cpu_is_bmips4380())
++              bmips43xx_send_ipi_single(cpu, action);
++      else if (cpu_is_bmips5000())
++              bmips5000_send_ipi_single(cpu, action);
++}
+ static void bmips_send_ipi_mask(const struct cpumask *mask,
+       unsigned int action)
+@@ -421,43 +437,44 @@ void __cpuinit bmips_ebase_setup(void)
+       BUG_ON(ebase != CKSEG0);
+-#if defined(CONFIG_CPU_BMIPS4350)
+-      /*
+-       * BMIPS4350 cannot relocate the normal vectors, but it
+-       * can relocate the BEV=1 vectors.  So CPU1 starts up at
+-       * the relocated BEV=1, IV=0 general exception vector @
+-       * 0xa000_0380.
+-       *
+-       * set_uncached_handler() is used here because:
+-       *  - CPU1 will run this from uncached space
+-       *  - None of the cacheflush functions are set up yet
+-       */
+-      set_uncached_handler(BMIPS_WARM_RESTART_VEC - CKSEG0,
+-              &bmips_smp_int_vec, 0x80);
+-      __sync();
+-      return;
+-#elif defined(CONFIG_CPU_BMIPS4380)
+-      /*
+-       * 0x8000_0000: reset/NMI (initially in kseg1)
+-       * 0x8000_0400: normal vectors
+-       */
+-      new_ebase = 0x80000400;
+-      cbr = BMIPS_GET_CBR();
+-      __raw_writel(0x80080800, cbr + BMIPS_RELO_VECTOR_CONTROL_0);
+-      __raw_writel(0xa0080800, cbr + BMIPS_RELO_VECTOR_CONTROL_1);
+-#elif defined(CONFIG_CPU_BMIPS5000)
+-      /*
+-       * 0x8000_0000: reset/NMI (initially in kseg1)
+-       * 0x8000_1000: normal vectors
+-       */
+-      new_ebase = 0x80001000;
+-      write_c0_brcm_bootvec(0xa0088008);
+-      write_c0_ebase(new_ebase);
+-      if (max_cpus > 2)
+-              bmips_write_zscm_reg(0xa0, 0xa008a008);
+-#else
+-      return;
+-#endif
++      if (cpu_is_bmips4350()) {
++              /*
++               * BMIPS4350 cannot relocate the normal vectors, but it
++               * can relocate the BEV=1 vectors.  So CPU1 starts up at
++               * the relocated BEV=1, IV=0 general exception vector @
++               * 0xa000_0380.
++               *
++               * set_uncached_handler() is used here because:
++               *  - CPU1 will run this from uncached space
++               *  - None of the cacheflush functions are set up yet
++               */
++              set_uncached_handler(BMIPS_WARM_RESTART_VEC - CKSEG0,
++                      &bmips_smp_int_vec, 0x80);
++              __sync();
++              return;
++      } else if (cpu_is_bmips4380()) {
++              /*
++               * 0x8000_0000: reset/NMI (initially in kseg1)
++               * 0x8000_0400: normal vectors
++               */
++              new_ebase = 0x80000400;
++              cbr = BMIPS_GET_CBR();
++              __raw_writel(0x80080800, cbr + BMIPS_RELO_VECTOR_CONTROL_0);
++              __raw_writel(0xa0080800, cbr + BMIPS_RELO_VECTOR_CONTROL_1);
++      } else if (cpu_is_bmips5000()) {
++              /*
++               * 0x8000_0000: reset/NMI (initially in kseg1)
++               * 0x8000_1000: normal vectors
++               */
++              new_ebase = 0x80001000;
++              write_c0_brcm_bootvec(0xa0088008);
++              write_c0_ebase(new_ebase);
++              if (max_cpus > 2)
++                      bmips_write_zscm_reg(0xa0, 0xa008a008);
++      } else {
++              return;
++      }
++
+       board_nmi_handler_setup = &bmips_nmi_handler_setup;
+       ebase = new_ebase;
+ }
diff --git a/target/linux/brcm63xx/patches-3.9/104-MIPS-bmips-merge-CPU-options-into-one-option.patch b/target/linux/brcm63xx/patches-3.9/104-MIPS-bmips-merge-CPU-options-into-one-option.patch
new file mode 100644 (file)
index 0000000..386c63c
--- /dev/null
@@ -0,0 +1,126 @@
+From 1ecac776e6c652e3059d4f4d9dd8369e89ebef81 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Thu, 27 Jun 2013 23:57:20 +0200
+Subject: [PATCH 05/10] MIPS: bmips: merge CPU options into one option
+
+Instead of treating each flavour as an exclusive CPU to select, make
+BMIPS the only option and let SYS_HAS_CPU_BMIPS* decide for which
+flavours to include support.
+
+Run tested on BMIPS3300 and BMIPS4350, only build tested for BMIPS4380
+and BMISP5000.
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+---
+ arch/mips/Kconfig |   77 +++++++++++++++++++++++++----------------------------
+ 1 file changed, 36 insertions(+), 41 deletions(-)
+
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -130,6 +130,7 @@ config BCM63XX
+       select DMA_NONCOHERENT
+       select IRQ_CPU
+       select SYS_HAS_CPU_MIPS32_R1
++      select SYS_HAS_CPU_BMIPS
+       select SYS_HAS_CPU_BMIPS4350 if !BCM63XX_CPU_6338 && !BCM63XX_CPU_6345 && !BCM63XX_CPU_6348
+       select NR_CPUS_DEFAULT_2
+       select SYS_SUPPORTS_32BIT_KERNEL
+@@ -1454,41 +1455,21 @@ config CPU_CAVIUM_OCTEON
+         can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
+         Full details can be found at http://www.caviumnetworks.com.
+-config CPU_BMIPS3300
+-      bool "BMIPS3300"
+-      depends on SYS_HAS_CPU_BMIPS3300
+-      select CPU_BMIPS
+-      help
+-        Broadcom BMIPS3300 processors.
+-
+-config CPU_BMIPS4350
+-      bool "BMIPS4350"
+-      depends on SYS_HAS_CPU_BMIPS4350
+-      select CPU_BMIPS
+-      select SYS_SUPPORTS_SMP
+-      select SYS_SUPPORTS_HOTPLUG_CPU
+-      help
+-        Broadcom BMIPS4350 ("VIPER") processors.
+-
+-config CPU_BMIPS4380
+-      bool "BMIPS4380"
+-      depends on SYS_HAS_CPU_BMIPS4380
+-      select CPU_BMIPS
+-      select SYS_SUPPORTS_SMP
+-      select SYS_SUPPORTS_HOTPLUG_CPU
+-      help
+-        Broadcom BMIPS4380 processors.
+-
+-config CPU_BMIPS5000
+-      bool "BMIPS5000"
+-      depends on SYS_HAS_CPU_BMIPS5000
+-      select CPU_BMIPS
+-      select CPU_SUPPORTS_HIGHMEM
+-      select MIPS_CPU_SCACHE
+-      select SYS_SUPPORTS_SMP
+-      select SYS_SUPPORTS_HOTPLUG_CPU
++config CPU_BMIPS
++      bool "Broadcom BMIPS"
++      depends on SYS_HAS_CPU_BMIPS
++      select CPU_MIPS32
++      select CPU_BMIPS3300 if SYS_HAS_CPU_BMIPS3300
++      select CPU_BMIPS4350 if SYS_HAS_CPU_BMIPS4350
++      select CPU_BMIPS4350 if SYS_HAS_CPU_BMIPS4380
++      select CPU_BMIPS5000 if SYS_HAS_CPU_BMIPS5000
++      select CPU_SUPPORTS_32BIT_KERNEL
++      select DMA_NONCOHERENT
++      select IRQ_CPU
++      select SWAP_IO_SPACE
++      select WEAK_ORDERING
+       help
+-        Broadcom BMIPS5000 processors.
++        Support for BMIPS3300/4350/4380 and BMIPS5000 processors.
+ config CPU_XLR
+       bool "Netlogic XLR SoC"
+@@ -1569,14 +1550,25 @@ config CPU_LOONGSON1
+       select CPU_SUPPORTS_32BIT_KERNEL
+       select CPU_SUPPORTS_HIGHMEM
+-config CPU_BMIPS
++config CPU_BMIPS3300
+       bool
+-      select CPU_MIPS32
+-      select CPU_SUPPORTS_32BIT_KERNEL
+-      select DMA_NONCOHERENT
+-      select IRQ_CPU
+-      select SWAP_IO_SPACE
+-      select WEAK_ORDERING
++
++config CPU_BMIPS4350
++      bool
++      select SYS_SUPPORTS_SMP
++      select SYS_SUPPORTS_HOTPLUG_CPU
++
++config CPU_BMIPS4380
++      bool
++      select SYS_SUPPORTS_SMP
++      select SYS_SUPPORTS_HOTPLUG_CPU
++
++config CPU_BMIPS5000
++      bool
++      select CPU_SUPPORTS_HIGHMEM
++      select MIPS_CPU_SCACHE
++      select SYS_SUPPORTS_SMP
++      select SYS_SUPPORTS_HOTPLUG_CPU
+ config SYS_HAS_CPU_LOONGSON2E
+       bool
+@@ -1650,6 +1642,9 @@ config SYS_HAS_CPU_SB1
+ config SYS_HAS_CPU_CAVIUM_OCTEON
+       bool
++config SYS_HAS_CPU_BMIPS
++      bool
++
+ config SYS_HAS_CPU_BMIPS3300
+       bool
diff --git a/target/linux/brcm63xx/patches-3.9/105-MIPS-BCM63XX-let-the-individual-SoCs-select-the-appr.patch b/target/linux/brcm63xx/patches-3.9/105-MIPS-BCM63XX-let-the-individual-SoCs-select-the-appr.patch
new file mode 100644 (file)
index 0000000..cb09abc
--- /dev/null
@@ -0,0 +1,72 @@
+From 9d1e9d7abd2f2d067169fb0c62e34cf080bbd7a1 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Sun, 23 Jun 2013 12:25:49 +0200
+Subject: [PATCH 06/10] MIPS: BCM63XX: let the individual SoCs select the
+ appropriate CPUs
+
+Let each supported chip select the appropirate SYS_HAS_CPU_BMIPS*
+option for its embedded processor, so support will be conditionally
+included.
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+
+fix bmips selection
+---
+ arch/mips/Kconfig         |    1 -
+ arch/mips/bcm63xx/Kconfig |    8 ++++++++
+ 2 files changed, 8 insertions(+), 1 deletion(-)
+
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -131,7 +131,6 @@ config BCM63XX
+       select IRQ_CPU
+       select SYS_HAS_CPU_MIPS32_R1
+       select SYS_HAS_CPU_BMIPS
+-      select SYS_HAS_CPU_BMIPS4350 if !BCM63XX_CPU_6338 && !BCM63XX_CPU_6345 && !BCM63XX_CPU_6348
+       select NR_CPUS_DEFAULT_2
+       select SYS_SUPPORTS_32BIT_KERNEL
+       select SYS_SUPPORTS_BIG_ENDIAN
+--- a/arch/mips/bcm63xx/Kconfig
++++ b/arch/mips/bcm63xx/Kconfig
+@@ -3,33 +3,41 @@ menu "CPU support"
+ config BCM63XX_CPU_3368
+       bool "support 3368 CPU"
++      select SYS_HAS_CPU_BMIPS4350
+       select HW_HAS_PCI
+ config BCM63XX_CPU_6328
+       bool "support 6328 CPU"
++      select SYS_HAS_CPU_BMIPS4350
+       select HW_HAS_PCI
+ config BCM63XX_CPU_6338
+       bool "support 6338 CPU"
++      select SYS_HAS_CPU_BMIPS3300
+       select HW_HAS_PCI
+ config BCM63XX_CPU_6345
+       bool "support 6345 CPU"
++      select SYS_HAS_CPU_BMIPS3300
+ config BCM63XX_CPU_6348
+       bool "support 6348 CPU"
++      select SYS_HAS_CPU_BMIPS3300
+       select HW_HAS_PCI
+ config BCM63XX_CPU_6358
+       bool "support 6358 CPU"
++      select SYS_HAS_CPU_BMIPS4350
+       select HW_HAS_PCI
+ config BCM63XX_CPU_6362
+       bool "support 6362 CPU"
++      select SYS_HAS_CPU_BMIPS4350
+       select HW_HAS_PCI
+ config BCM63XX_CPU_6368
+       bool "support 6368 CPU"
++      select SYS_HAS_CPU_BMIPS4350
+       select HW_HAS_PCI
+ endmenu
diff --git a/target/linux/brcm63xx/patches-3.9/106-MIPS-bmips-add-a-helper-function-for-registering-smp.patch b/target/linux/brcm63xx/patches-3.9/106-MIPS-bmips-add-a-helper-function-for-registering-smp.patch
new file mode 100644 (file)
index 0000000..ad357b6
--- /dev/null
@@ -0,0 +1,42 @@
+From aa15ac91faccc3bf01a29670b1f9ae1945cea056 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Sun, 23 Jun 2013 14:04:51 +0200
+Subject: [PATCH 07/10] MIPS: bmips: add a helper function for registering smp
+ ops
+
+Add a helper similar to the generic register_XXX_smp_ops() for bmips.
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+---
+ arch/mips/include/asm/bmips.h |   13 +++++++++++++
+ 1 file changed, 13 insertions(+)
+
+--- a/arch/mips/include/asm/bmips.h
++++ b/arch/mips/include/asm/bmips.h
+@@ -47,6 +47,7 @@
+ #include <linux/cpumask.h>
+ #include <asm/cpu-features.h>
+ #include <asm/r4kcache.h>
++#include <asm/smp-ops.h>
+ #define cpu_is_bmips32()      (current_cpu_type() == CPU_BMIPS32)
+ #define cpu_is_bmips3300()    (IS_ENABLED(CONFIG_CPU_BMIPS3300) && \
+@@ -59,6 +60,18 @@
+                                current_cpu_type() == CPU_BMIPS5000)
+ extern struct plat_smp_ops bmips_smp_ops;
++
++static inline int register_bmips_smp_ops(void)
++{
++#ifdef CONFIG_CPU_BMIPS
++      register_smp_ops(&bmips_smp_ops);
++
++      return 0;
++#else
++      return -ENODEV;
++#endif
++}
++
+ extern char bmips_reset_nmi_vec;
+ extern char bmips_reset_nmi_vec_end;
+ extern char bmips_smp_movevec;
diff --git a/target/linux/brcm63xx/patches-3.9/107-MIPS-BCM63XX-always-register-bmips-smp-ops.patch b/target/linux/brcm63xx/patches-3.9/107-MIPS-BCM63XX-always-register-bmips-smp-ops.patch
new file mode 100644 (file)
index 0000000..1ea52c4
--- /dev/null
@@ -0,0 +1,26 @@
+From c489eace9492d1b8bedb314bdef169e719161bff Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Fri, 28 Jun 2013 00:08:16 +0200
+Subject: [PATCH 08/10] MIPS: BCM63XX: always register bmips smp ops
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+---
+ arch/mips/bcm63xx/prom.c |    6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+--- a/arch/mips/bcm63xx/prom.c
++++ b/arch/mips/bcm63xx/prom.c
+@@ -59,10 +59,10 @@ void __init prom_init(void)
+       /* do low level board init */
+       board_prom_init();
+-      if (IS_ENABLED(CONFIG_CPU_BMIPS4350) && IS_ENABLED(CONFIG_SMP)) {
+-              /* set up SMP */
+-              register_smp_ops(&bmips_smp_ops);
++      /* set up SMP */
++      register_bmips_smp_ops();
++      if (IS_ENABLED(CONFIG_CPU_BMIPS4350) && IS_ENABLED(CONFIG_SMP)) {
+               /*
+                * BCM6328 might not have its second CPU enabled, while BCM6358
+                * needs special handling for its shared TLB, so disable SMP
diff --git a/target/linux/brcm63xx/patches-3.9/108-MIPS-BCM63XX-change-the-guard-to-a-BMIPS4350-check.patch b/target/linux/brcm63xx/patches-3.9/108-MIPS-BCM63XX-change-the-guard-to-a-BMIPS4350-check.patch
new file mode 100644 (file)
index 0000000..7572985
--- /dev/null
@@ -0,0 +1,21 @@
+From 3a862fd3cc4f477ad2232370abfceca1ec2145ae Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Fri, 28 Jun 2013 00:10:07 +0200
+Subject: [PATCH 09/10] MIPS: BCM63XX: change the guard to a BMIPS4350 check
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+---
+ arch/mips/bcm63xx/prom.c |    2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/arch/mips/bcm63xx/prom.c
++++ b/arch/mips/bcm63xx/prom.c
+@@ -62,7 +62,7 @@ void __init prom_init(void)
+       /* set up SMP */
+       register_bmips_smp_ops();
+-      if (IS_ENABLED(CONFIG_CPU_BMIPS4350) && IS_ENABLED(CONFIG_SMP)) {
++      if (cpu_is_bmips4350()) {
+               /*
+                * BCM6328 might not have its second CPU enabled, while BCM6358
+                * needs special handling for its shared TLB, so disable SMP
diff --git a/target/linux/brcm63xx/patches-3.9/109-MIPS-BCM63XX-disable-SMP-also-on-BCM3368.patch b/target/linux/brcm63xx/patches-3.9/109-MIPS-BCM63XX-disable-SMP-also-on-BCM3368.patch
new file mode 100644 (file)
index 0000000..dbb2ae4
--- /dev/null
@@ -0,0 +1,36 @@
+From 32d4b03c0aedb96022e86a67a560f6eaf488200a Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Fri, 28 Jun 2013 00:25:13 +0200
+Subject: [PATCH 10/10] MIPS: BCM63XX: disable SMP also on BCM3368
+
+BCM3368 has the same shared TLB as BCM6358.
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+---
+ arch/mips/bcm63xx/prom.c |    8 ++++----
+ 1 file changed, 4 insertions(+), 4 deletions(-)
+
+--- a/arch/mips/bcm63xx/prom.c
++++ b/arch/mips/bcm63xx/prom.c
+@@ -64,9 +64,9 @@ void __init prom_init(void)
+       if (cpu_is_bmips4350()) {
+               /*
+-               * BCM6328 might not have its second CPU enabled, while BCM6358
+-               * needs special handling for its shared TLB, so disable SMP
+-               * for now.
++               * BCM6328 might not have its second CPU enabled, while BCM3368
++               * and BCM6358 need special handling for their shared TLB, so
++               * disable SMP for now.
+                */
+               if (BCMCPU_IS_6328()) {
+                       reg = bcm_readl(BCM_6328_OTP_BASE +
+@@ -74,7 +74,7 @@ void __init prom_init(void)
+                       if (reg & OTP_6328_REG3_TP1_DISABLED)
+                               bmips_smp_enabled = 0;
+-              } else if (BCMCPU_IS_6358()) {
++              } else if (BCMCPU_IS_3368() || BCMCPU_IS_6358()) {
+                       bmips_smp_enabled = 0;
+               }
similarity index 84%
rename from target/linux/brcm63xx/patches-3.9/104-MIPS-BCM63XX-introduce-BCM63XX_OHCI-configuration-sy.patch
rename to target/linux/brcm63xx/patches-3.9/114-MIPS-BCM63XX-introduce-BCM63XX_OHCI-configuration-sy.patch
index 81810c073ad428ddec760f46c1e4259016b3038e..03fa41c41007037b84602ea01cfb2855cf59adbf 100644 (file)
@@ -16,8 +16,8 @@ Signed-off-by: Florian Fainelli <florian@openwrt.org>
 
 --- a/arch/mips/bcm63xx/Kconfig
 +++ b/arch/mips/bcm63xx/Kconfig
-@@ -5,9 +5,16 @@ config BCM63XX_CPU_3368
-       bool "support 3368 CPU"
+@@ -6,10 +6,17 @@ config BCM63XX_CPU_3368
+       select SYS_HAS_CPU_BMIPS4350
        select HW_HAS_PCI
  
 +config BCM63XX_OHCI
@@ -28,29 +28,33 @@ Signed-off-by: Florian Fainelli <florian@openwrt.org>
 +
  config BCM63XX_CPU_6328
        bool "support 6328 CPU"
+       select SYS_HAS_CPU_BMIPS4350
        select HW_HAS_PCI
 +      select BCM63XX_OHCI
  
  config BCM63XX_CPU_6338
        bool "support 6338 CPU"
-@@ -19,18 +26,22 @@ config BCM63XX_CPU_6345
- config BCM63XX_CPU_6348
+@@ -24,21 +31,25 @@ config BCM63XX_CPU_6348
        bool "support 6348 CPU"
+       select SYS_HAS_CPU_BMIPS3300
        select HW_HAS_PCI
 +      select BCM63XX_OHCI
  
  config BCM63XX_CPU_6358
        bool "support 6358 CPU"
+       select SYS_HAS_CPU_BMIPS4350
        select HW_HAS_PCI
 +      select BCM63XX_OHCI
  
  config BCM63XX_CPU_6362
        bool "support 6362 CPU"
+       select SYS_HAS_CPU_BMIPS4350
        select HW_HAS_PCI
 +      select BCM63XX_OHCI
  
  config BCM63XX_CPU_6368
        bool "support 6368 CPU"
+       select SYS_HAS_CPU_BMIPS4350
        select HW_HAS_PCI
 +      select BCM63XX_OHCI
  endmenu
similarity index 91%
rename from target/linux/brcm63xx/patches-3.9/107-MIPS-BCM63XX-introduce-BCM63XX_EHCI-configuration-sy.patch
rename to target/linux/brcm63xx/patches-3.9/117-MIPS-BCM63XX-introduce-BCM63XX_EHCI-configuration-sy.patch
index a76252ed5cb46cf3e8c08ede52f134048ca152d2..97b8d6518a37093d0d868107ca5dbc433088e7c8 100644 (file)
@@ -19,7 +19,7 @@ Signed-off-by: Florian Fainelli <florian@openwrt.org>
 
 --- a/arch/mips/bcm63xx/Kconfig
 +++ b/arch/mips/bcm63xx/Kconfig
-@@ -11,10 +11,17 @@ config BCM63XX_OHCI
+@@ -12,11 +12,18 @@ config BCM63XX_OHCI
        select USB_OHCI_BIG_ENDIAN_DESC if USB_OHCI_HCD
        select USB_OHCI_BIG_ENDIAN_MMIO if USB_OHCI_HCD
  
@@ -31,26 +31,29 @@ Signed-off-by: Florian Fainelli <florian@openwrt.org>
 +
  config BCM63XX_CPU_6328
        bool "support 6328 CPU"
+       select SYS_HAS_CPU_BMIPS4350
        select HW_HAS_PCI
        select BCM63XX_OHCI
 +      select BCM63XX_EHCI
  
  config BCM63XX_CPU_6338
        bool "support 6338 CPU"
-@@ -32,16 +39,19 @@ config BCM63XX_CPU_6358
-       bool "support 6358 CPU"
+@@ -38,18 +45,21 @@ config BCM63XX_CPU_6358
+       select SYS_HAS_CPU_BMIPS4350
        select HW_HAS_PCI
        select BCM63XX_OHCI
 +      select BCM63XX_EHCI
  
  config BCM63XX_CPU_6362
        bool "support 6362 CPU"
+       select SYS_HAS_CPU_BMIPS4350
        select HW_HAS_PCI
        select BCM63XX_OHCI
 +      select BCM63XX_EHCI
  
  config BCM63XX_CPU_6368
        bool "support 6368 CPU"
+       select SYS_HAS_CPU_BMIPS4350
        select HW_HAS_PCI
        select BCM63XX_OHCI
 +      select BCM63XX_EHCI