diff options
Diffstat (limited to 'arch/powerpc/kernel/prom_init.c')
| -rw-r--r-- | arch/powerpc/kernel/prom_init.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index a1d582e3862..1db10f70ae6 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -1199,7 +1199,7 @@ static void __init prom_initialize_tce_table(void) if ((type[0] == 0) || (strstr(type, RELOC("pci")) == NULL)) continue; - /* Keep the old logic in tack to avoid regression. */ + /* Keep the old logic intact to avoid regression. */ if (compatible[0] != 0) { if ((strstr(compatible, RELOC("python")) == NULL) && (strstr(compatible, RELOC("Speedwagon")) == NULL) && @@ -2046,6 +2046,7 @@ static void __init fixup_device_tree_maple(void) /* * Pegasos and BriQ lacks the "ranges" property in the isa node * Pegasos needs decimal IRQ 14/15, not hexadecimal + * Pegasos has the IDE configured in legacy mode, but advertised as native */ static void __init fixup_device_tree_chrp(void) { @@ -2083,9 +2084,13 @@ static void __init fixup_device_tree_chrp(void) prom_printf("Fixing up IDE interrupt on Pegasos...\n"); prop[0] = 14; prop[1] = 0x0; - prop[2] = 15; - prop[3] = 0x0; - prom_setprop(ph, name, "interrupts", prop, 4*sizeof(u32)); + prom_setprop(ph, name, "interrupts", prop, 2*sizeof(u32)); + prom_printf("Fixing up IDE class-code on Pegasos...\n"); + rc = prom_getprop(ph, "class-code", prop, sizeof(u32)); + if (rc == sizeof(u32)) { + prop[0] &= ~0x5; + prom_setprop(ph, name, "class-code", prop, sizeof(u32)); + } } } #else @@ -2226,7 +2231,7 @@ static void __init fixup_device_tree(void) static void __init prom_find_boot_cpu(void) { - struct prom_t *_prom = &RELOC(prom); + struct prom_t *_prom = &RELOC(prom); u32 getprop_rval; ihandle prom_cpu; phandle cpu_pkg; @@ -2246,7 +2251,7 @@ static void __init prom_find_boot_cpu(void) static void __init prom_check_initrd(unsigned long r3, unsigned long r4) { #ifdef CONFIG_BLK_DEV_INITRD - struct prom_t *_prom = &RELOC(prom); + struct prom_t *_prom = &RELOC(prom); if (r3 && r4 && r4 != 0xdeadbeef) { unsigned long val; @@ -2279,7 +2284,7 @@ unsigned long __init prom_init(unsigned long r3, unsigned long r4, unsigned long pp, unsigned long r6, unsigned long r7) { - struct prom_t *_prom; + struct prom_t *_prom; unsigned long hdr; unsigned long offset = reloc_offset(); @@ -2338,8 +2343,8 @@ unsigned long __init prom_init(unsigned long r3, unsigned long r4, /* * Copy the CPU hold code */ - if (RELOC(of_platform) != PLATFORM_POWERMAC) - copy_and_flush(0, KERNELBASE + offset, 0x100, 0); + if (RELOC(of_platform) != PLATFORM_POWERMAC) + copy_and_flush(0, KERNELBASE + offset, 0x100, 0); /* * Do early parsing of command line |