diff options
Diffstat (limited to 'arch/powerpc/platforms/ps3/setup.c')
| -rw-r--r-- | arch/powerpc/platforms/ps3/setup.c | 43 |
1 files changed, 27 insertions, 16 deletions
diff --git a/arch/powerpc/platforms/ps3/setup.c b/arch/powerpc/platforms/ps3/setup.c index 5c2cbb08eb5..3f509f86432 100644 --- a/arch/powerpc/platforms/ps3/setup.c +++ b/arch/powerpc/platforms/ps3/setup.c @@ -23,7 +23,7 @@ #include <linux/fs.h> #include <linux/root_dev.h> #include <linux/console.h> -#include <linux/kexec.h> +#include <linux/export.h> #include <linux/bootmem.h> #include <asm/machdep.h> @@ -33,6 +33,7 @@ #include <asm/udbg.h> #include <asm/prom.h> #include <asm/lv1call.h> +#include <asm/ps3gpu.h> #include "platform.h" @@ -42,9 +43,9 @@ #define DBG pr_debug #endif -#if !defined(CONFIG_SMP) -static void smp_send_stop(void) {} -#endif +/* mutex synchronizing GPU accesses and video mode changes */ +DEFINE_MUTEX(ps3_gpu_mutex); +EXPORT_SYMBOL_GPL(ps3_gpu_mutex); static union ps3_firmware_version ps3_firmware_version; @@ -95,6 +96,14 @@ static void ps3_power_off(void) ps3_sys_manager_power_off(); /* never returns */ } +static void ps3_halt(void) +{ + DBG("%s:%d\n", __func__, __LINE__); + + smp_send_stop(); + ps3_sys_manager_halt(); /* never returns */ +} + static void ps3_panic(char *str) { DBG("%s:%d %s\n", __func__, __LINE__, str); @@ -105,7 +114,8 @@ static void ps3_panic(char *str) printk(" Please press POWER button.\n"); printk("\n"); - while(1); + while(1) + lv1_pause(1); } #if defined(CONFIG_FB_PS3) || defined(CONFIG_FB_PS3_MODULE) || \ @@ -117,7 +127,7 @@ static void __init prealloc(struct ps3_prealloc *p) p->address = __alloc_bootmem(p->size, p->align, __pa(MAX_DMA_ADDRESS)); if (!p->address) { - printk(KERN_ERR "%s: Cannot allocate %s\n", __FUNCTION__, + printk(KERN_ERR "%s: Cannot allocate %s\n", __func__, p->name); return; } @@ -174,25 +184,30 @@ early_param("ps3flash", early_parse_ps3flash); #define prealloc_ps3flash_bounce_buffer() do { } while (0) #endif -static int ps3_set_dabr(u64 dabr) +static int ps3_set_dabr(unsigned long dabr, unsigned long dabrx) { - enum {DABR_USER = 1, DABR_KERNEL = 2,}; + /* Have to set at least one bit in the DABRX */ + if (dabrx == 0 && dabr == 0) + dabrx = DABRX_USER; + /* hypervisor only allows us to set BTI, Kernel and user */ + dabrx &= DABRX_BTI | DABRX_KERNEL | DABRX_USER; - return lv1_set_dabr(dabr, DABR_KERNEL | DABR_USER) ? -1 : 0; + return lv1_set_dabr(dabr, dabrx) ? -1 : 0; } static void __init ps3_setup_arch(void) { + u64 tmp; DBG(" -> %s:%d\n", __func__, __LINE__); - lv1_get_version_info(&ps3_firmware_version.raw); + lv1_get_version_info(&ps3_firmware_version.raw, &tmp); + printk(KERN_INFO "PS3 firmware version %u.%u.%u\n", ps3_firmware_version.major, ps3_firmware_version.minor, ps3_firmware_version.rev); ps3_spu_set_platform(); - ps3_map_htab(); #ifdef CONFIG_SMP smp_init_ps3(); @@ -259,17 +274,13 @@ define_machine(ps3) { .init_IRQ = ps3_init_IRQ, .panic = ps3_panic, .get_boot_time = ps3_get_boot_time, - .set_rtc_time = ps3_set_rtc_time, - .get_rtc_time = ps3_get_rtc_time, .set_dabr = ps3_set_dabr, .calibrate_decr = ps3_calibrate_decr, .progress = ps3_progress, .restart = ps3_restart, .power_off = ps3_power_off, + .halt = ps3_halt, #if defined(CONFIG_KEXEC) .kexec_cpu_down = ps3_kexec_cpu_down, - .machine_kexec = default_machine_kexec, - .machine_kexec_prepare = default_machine_kexec_prepare, - .machine_crash_shutdown = default_machine_crash_shutdown, #endif }; |