diff options
Diffstat (limited to 'libcpu/mips/loongson_1b/cpuport.c')
| -rw-r--r-- | libcpu/mips/loongson_1b/cpuport.c | 104 |
1 files changed, 52 insertions, 52 deletions
diff --git a/libcpu/mips/loongson_1b/cpuport.c b/libcpu/mips/loongson_1b/cpuport.c index c095c04814..23399800f5 100644 --- a/libcpu/mips/loongson_1b/cpuport.c +++ b/libcpu/mips/loongson_1b/cpuport.c @@ -28,13 +28,13 @@ */ void rt_hw_cpu_reset(void) { - /* open the watch-dog */ - WDT_EN = 0x01; /* watch dog enable */ - WDT_TIMER = 0x01; /* watch dog will be timeout after 1 tick */ - WDT_SET = 0x01; /* watch dog start */ + /* open the watch-dog */ + WDT_EN = 0x01; /* watch dog enable */ + WDT_TIMER = 0x01; /* watch dog will be timeout after 1 tick */ + WDT_SET = 0x01; /* watch dog start */ - rt_kprintf("reboot system...\n"); - while (1); + rt_kprintf("reboot system...\n"); + while (1); } /** @@ -43,9 +43,9 @@ void rt_hw_cpu_reset(void) */ void rt_hw_cpu_shutdown(void) { - rt_kprintf("shutdown...\n"); + rt_kprintf("shutdown...\n"); - while (1); + while (1); } extern rt_uint32_t cp0_get_cause(void); @@ -65,59 +65,59 @@ extern rt_uint32_t cp0_get_lo(void); */ rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter, rt_uint8_t *stack_addr, void *texit) { - rt_uint32_t *stk; + rt_uint32_t *stk; static rt_uint32_t g_sr = 0; if (g_sr == 0) { - g_sr = cp0_get_status(); - g_sr &= 0xfffffffe; - g_sr |= 0x8401; + g_sr = cp0_get_status(); + g_sr &= 0xfffffffe; + g_sr |= 0x8401; } /** Start at stack top */ stk = (rt_uint32_t *)stack_addr; - *(stk) = (rt_uint32_t) tentry; /* pc: Entry Point */ - *(--stk) = (rt_uint32_t) 0xeeee; /* c0_cause */ - *(--stk) = (rt_uint32_t) 0xffff; /* c0_badvaddr */ - *(--stk) = (rt_uint32_t) cp0_get_lo(); /* lo */ - *(--stk) = (rt_uint32_t) cp0_get_hi(); /* hi */ - *(--stk) = (rt_uint32_t) g_sr; /* C0_SR: HW2 = En, IE = En */ - *(--stk) = (rt_uint32_t) texit; /* ra */ - *(--stk) = (rt_uint32_t) 0x0000001e; /* s8 */ - *(--stk) = (rt_uint32_t) stack_addr; /* sp */ - *(--stk) = (rt_uint32_t) 0x0000001c; /* gp */ - *(--stk) = (rt_uint32_t) 0x0000001b; /* k1 */ - *(--stk) = (rt_uint32_t) 0x0000001a; /* k0 */ - *(--stk) = (rt_uint32_t) 0x00000019; /* t9 */ - *(--stk) = (rt_uint32_t) 0x00000018; /* t8 */ - *(--stk) = (rt_uint32_t) 0x00000017; /* s7 */ - *(--stk) = (rt_uint32_t) 0x00000016; /* s6 */ - *(--stk) = (rt_uint32_t) 0x00000015; /* s5 */ - *(--stk) = (rt_uint32_t) 0x00000014; /* s4 */ - *(--stk) = (rt_uint32_t) 0x00000013; /* s3 */ - *(--stk) = (rt_uint32_t) 0x00000012; /* s2 */ - *(--stk) = (rt_uint32_t) 0x00000011; /* s1 */ - *(--stk) = (rt_uint32_t) 0x00000010; /* s0 */ - *(--stk) = (rt_uint32_t) 0x0000000f; /* t7 */ - *(--stk) = (rt_uint32_t) 0x0000000e; /* t6 */ - *(--stk) = (rt_uint32_t) 0x0000000d; /* t5 */ - *(--stk) = (rt_uint32_t) 0x0000000c; /* t4 */ - *(--stk) = (rt_uint32_t) 0x0000000b; /* t3 */ - *(--stk) = (rt_uint32_t) 0x0000000a; /* t2 */ - *(--stk) = (rt_uint32_t) 0x00000009; /* t1 */ - *(--stk) = (rt_uint32_t) 0x00000008; /* t0 */ - *(--stk) = (rt_uint32_t) 0x00000007; /* a3 */ - *(--stk) = (rt_uint32_t) 0x00000006; /* a2 */ - *(--stk) = (rt_uint32_t) 0x00000005; /* a1 */ - *(--stk) = (rt_uint32_t) parameter; /* a0 */ - *(--stk) = (rt_uint32_t) 0x00000003; /* v1 */ - *(--stk) = (rt_uint32_t) 0x00000002; /* v0 */ - *(--stk) = (rt_uint32_t) 0x00000001; /* at */ - *(--stk) = (rt_uint32_t) 0x00000000; /* zero */ + *(stk) = (rt_uint32_t) tentry; /* pc: Entry Point */ + *(--stk) = (rt_uint32_t) 0xeeee; /* c0_cause */ + *(--stk) = (rt_uint32_t) 0xffff; /* c0_badvaddr */ + *(--stk) = (rt_uint32_t) cp0_get_lo(); /* lo */ + *(--stk) = (rt_uint32_t) cp0_get_hi(); /* hi */ + *(--stk) = (rt_uint32_t) g_sr; /* C0_SR: HW2 = En, IE = En */ + *(--stk) = (rt_uint32_t) texit; /* ra */ + *(--stk) = (rt_uint32_t) 0x0000001e; /* s8 */ + *(--stk) = (rt_uint32_t) stack_addr; /* sp */ + *(--stk) = (rt_uint32_t) 0x0000001c; /* gp */ + *(--stk) = (rt_uint32_t) 0x0000001b; /* k1 */ + *(--stk) = (rt_uint32_t) 0x0000001a; /* k0 */ + *(--stk) = (rt_uint32_t) 0x00000019; /* t9 */ + *(--stk) = (rt_uint32_t) 0x00000018; /* t8 */ + *(--stk) = (rt_uint32_t) 0x00000017; /* s7 */ + *(--stk) = (rt_uint32_t) 0x00000016; /* s6 */ + *(--stk) = (rt_uint32_t) 0x00000015; /* s5 */ + *(--stk) = (rt_uint32_t) 0x00000014; /* s4 */ + *(--stk) = (rt_uint32_t) 0x00000013; /* s3 */ + *(--stk) = (rt_uint32_t) 0x00000012; /* s2 */ + *(--stk) = (rt_uint32_t) 0x00000011; /* s1 */ + *(--stk) = (rt_uint32_t) 0x00000010; /* s0 */ + *(--stk) = (rt_uint32_t) 0x0000000f; /* t7 */ + *(--stk) = (rt_uint32_t) 0x0000000e; /* t6 */ + *(--stk) = (rt_uint32_t) 0x0000000d; /* t5 */ + *(--stk) = (rt_uint32_t) 0x0000000c; /* t4 */ + *(--stk) = (rt_uint32_t) 0x0000000b; /* t3 */ + *(--stk) = (rt_uint32_t) 0x0000000a; /* t2 */ + *(--stk) = (rt_uint32_t) 0x00000009; /* t1 */ + *(--stk) = (rt_uint32_t) 0x00000008; /* t0 */ + *(--stk) = (rt_uint32_t) 0x00000007; /* a3 */ + *(--stk) = (rt_uint32_t) 0x00000006; /* a2 */ + *(--stk) = (rt_uint32_t) 0x00000005; /* a1 */ + *(--stk) = (rt_uint32_t) parameter; /* a0 */ + *(--stk) = (rt_uint32_t) 0x00000003; /* v1 */ + *(--stk) = (rt_uint32_t) 0x00000002; /* v0 */ + *(--stk) = (rt_uint32_t) 0x00000001; /* at */ + *(--stk) = (rt_uint32_t) 0x00000000; /* zero */ - /* return task's current stack address */ - return (rt_uint8_t *)stk; + /* return task's current stack address */ + return (rt_uint8_t *)stk; } /*@}*/ |