diff options
| -rw-r--r-- | arch/x86/cpu/cpu.c | 18 | ||||
| -rw-r--r-- | arch/x86/include/asm/u-boot-x86.h | 1 | ||||
| -rw-r--r-- | arch/x86/lib/board.c | 1 |
3 files changed, 17 insertions, 3 deletions
diff --git a/arch/x86/cpu/cpu.c b/arch/x86/cpu/cpu.c index 8c3b92c..e9bb0d7 100644 --- a/arch/x86/cpu/cpu.c +++ b/arch/x86/cpu/cpu.c @@ -140,6 +140,14 @@ int cpu_init_f(void) __attribute__((weak, alias("x86_cpu_init_f"))); int x86_cpu_init_r(void) { + /* Initialize core interrupt and exception functionality of CPU */ + cpu_init_interrupts(); + return 0; +} +int cpu_init_r(void) __attribute__((weak, alias("x86_cpu_init_r"))); + +void x86_enable_caches(void) +{ const u32 nw_cd_rst = ~(X86_CR0_NW | X86_CR0_CD); /* turn on the cache and disable write through */ @@ -147,12 +155,16 @@ int x86_cpu_init_r(void) "andl %0, %%eax\n" "movl %%eax, %%cr0\n" "wbinvd\n" : : "i" (nw_cd_rst) : "eax"); +} +void enable_caches(void) __attribute__((weak, alias("x86_enable_caches"))); + +int x86_init_cache(void) +{ + enable_caches(); - /* Initialize core interrupt and exception functionality of CPU */ - cpu_init_interrupts(); return 0; } -int cpu_init_r(void) __attribute__((weak, alias("x86_cpu_init_r"))); +int init_cache(void) __attribute__((weak, alias("x86_init_cache"))); int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { diff --git a/arch/x86/include/asm/u-boot-x86.h b/arch/x86/include/asm/u-boot-x86.h index 5540d51..878a1ee 100644 --- a/arch/x86/include/asm/u-boot-x86.h +++ b/arch/x86/include/asm/u-boot-x86.h @@ -39,6 +39,7 @@ int x86_cpu_init_f(void); int cpu_init_f(void); void init_gd(gd_t *id, u64 *gdt_addr); void setup_gdt(gd_t *id, u64 *gdt_addr); +int init_cache(void); /* cpu/.../timer.c */ void timer_isr(void *); diff --git a/arch/x86/lib/board.c b/arch/x86/lib/board.c index 3d82165..56acf35 100644 --- a/arch/x86/lib/board.c +++ b/arch/x86/lib/board.c @@ -140,6 +140,7 @@ init_fnc_t *init_sequence_f[] = { init_fnc_t *init_sequence_r[] = { copy_gd_to_ram, + init_cache, cpu_init_r, /* basic cpu dependent setup */ board_early_init_r, /* basic board dependent setup */ dram_init, /* configure available RAM banks */ |