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-rw-r--r--cpu/mpc85xx/cpu.c76
-rw-r--r--include/asm-ppc/processor.h11
2 files changed, 51 insertions, 36 deletions
diff --git a/cpu/mpc85xx/cpu.c b/cpu/mpc85xx/cpu.c
index 58d23f4..d585e87 100644
--- a/cpu/mpc85xx/cpu.c
+++ b/cpu/mpc85xx/cpu.c
@@ -32,38 +32,41 @@
DECLARE_GLOBAL_DATA_PTR;
-struct cpu_type {
- char name[15];
- u32 soc_ver;
+struct cpu_type cpu_type_list [] = {
+ CPU_TYPE_ENTRY(8533, 8533),
+ CPU_TYPE_ENTRY(8533, 8533_E),
+ CPU_TYPE_ENTRY(8540, 8540),
+ CPU_TYPE_ENTRY(8541, 8541),
+ CPU_TYPE_ENTRY(8541, 8541_E),
+ CPU_TYPE_ENTRY(8543, 8543),
+ CPU_TYPE_ENTRY(8543, 8543_E),
+ CPU_TYPE_ENTRY(8544, 8544),
+ CPU_TYPE_ENTRY(8544, 8544_E),
+ CPU_TYPE_ENTRY(8545, 8545),
+ CPU_TYPE_ENTRY(8545, 8545_E),
+ CPU_TYPE_ENTRY(8547, 8547_E),
+ CPU_TYPE_ENTRY(8548, 8548),
+ CPU_TYPE_ENTRY(8548, 8548_E),
+ CPU_TYPE_ENTRY(8555, 8555),
+ CPU_TYPE_ENTRY(8555, 8555_E),
+ CPU_TYPE_ENTRY(8560, 8560),
+ CPU_TYPE_ENTRY(8567, 8567),
+ CPU_TYPE_ENTRY(8567, 8567_E),
+ CPU_TYPE_ENTRY(8568, 8568),
+ CPU_TYPE_ENTRY(8568, 8568_E),
+ CPU_TYPE_ENTRY(8572, 8572),
+ CPU_TYPE_ENTRY(8572, 8572_E),
};
-#define CPU_TYPE_ENTRY(x) {#x, SVR_##x}
+struct cpu_type *identify_cpu(uint ver)
+{
+ int i;
+ for (i = 0; i < ARRAY_SIZE(cpu_type_list); i++)
+ if (cpu_type_list[i].soc_ver == ver)
+ return &cpu_type_list[i];
-struct cpu_type cpu_type_list [] = {
- CPU_TYPE_ENTRY(8533),
- CPU_TYPE_ENTRY(8533_E),
- CPU_TYPE_ENTRY(8540),
- CPU_TYPE_ENTRY(8541),
- CPU_TYPE_ENTRY(8541_E),
- CPU_TYPE_ENTRY(8543),
- CPU_TYPE_ENTRY(8543_E),
- CPU_TYPE_ENTRY(8544),
- CPU_TYPE_ENTRY(8544_E),
- CPU_TYPE_ENTRY(8545),
- CPU_TYPE_ENTRY(8545_E),
- CPU_TYPE_ENTRY(8547_E),
- CPU_TYPE_ENTRY(8548),
- CPU_TYPE_ENTRY(8548_E),
- CPU_TYPE_ENTRY(8555),
- CPU_TYPE_ENTRY(8555_E),
- CPU_TYPE_ENTRY(8560),
- CPU_TYPE_ENTRY(8567),
- CPU_TYPE_ENTRY(8567_E),
- CPU_TYPE_ENTRY(8568),
- CPU_TYPE_ENTRY(8568_E),
- CPU_TYPE_ENTRY(8572),
- CPU_TYPE_ENTRY(8572_E),
-};
+ return NULL;
+}
int checkcpu (void)
{
@@ -74,7 +77,7 @@ int checkcpu (void)
uint fam;
uint ver;
uint major, minor;
- int i;
+ struct cpu_type *cpu;
#ifdef CONFIG_DDR_CLK_FREQ
volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR);
u32 ddr_ratio = ((gur->porpllsr) & 0x00003e00) >> 9;
@@ -89,14 +92,15 @@ int checkcpu (void)
puts("CPU: ");
- for (i = 0; i < ARRAY_SIZE(cpu_type_list); i++)
- if (cpu_type_list[i].soc_ver == ver) {
- puts(cpu_type_list[i].name);
- break;
- }
+ cpu = identify_cpu(ver);
+ if (cpu) {
+ puts(cpu->name);
- if (i == ARRAY_SIZE(cpu_type_list))
+ if (svr & 0x80000)
+ puts("E");
+ } else {
puts("Unknown");
+ }
printf(", Version: %d.%d, (0x%08x)\n", major, minor, svr);
diff --git a/include/asm-ppc/processor.h b/include/asm-ppc/processor.h
index 8bdfb9d..61a0d05 100644
--- a/include/asm-ppc/processor.h
+++ b/include/asm-ppc/processor.h
@@ -960,6 +960,17 @@ n:
#define SR15 15
#ifndef __ASSEMBLY__
+
+struct cpu_type {
+ char name[15];
+ u32 soc_ver;
+};
+
+struct cpu_type *identify_cpu(uint ver);
+
+#define CPU_TYPE_ENTRY(n, v) \
+ { .name = #n, .soc_ver = SVR_##v, }
+
#ifndef CONFIG_MACH_SPECIFIC
extern int _machine;
extern int have_of;