diff options
Diffstat (limited to 'c/src/lib/libbsp/mips/genmongoosev/start/start.S')
| -rw-r--r-- | c/src/lib/libbsp/mips/genmongoosev/start/start.S | 58 |
1 files changed, 29 insertions, 29 deletions
diff --git a/c/src/lib/libbsp/mips/genmongoosev/start/start.S b/c/src/lib/libbsp/mips/genmongoosev/start/start.S index 1647d4d34a..5c997d7449 100644 --- a/c/src/lib/libbsp/mips/genmongoosev/start/start.S +++ b/c/src/lib/libbsp/mips/genmongoosev/start/start.S @@ -43,7 +43,7 @@ #include "mg5.h" - + #ifdef __mips16 /* This file contains 32 bit assembly code. */ .set nomips16 @@ -136,14 +136,14 @@ _branch: or t0,t2 jal t0 nop - - - + + + li k0,0 li k1,0 - + move t1,a1 nop li t2,0xa0000000 /* lower limit of kseg1 */ @@ -152,13 +152,13 @@ _branch: subu t0,t1,t2 srl t0,31 /* shift high bit down to bit 0 */ bnez t0,1f /* booting from below kseg1 */ - + subu t0,t3,t1 srl t0,31 /* shift high bit down to bit 0 */ bnez t0,1f /* booting from above kseg1 */ - - + + /* ** Call IcacheFlush. Masking used to call EEPROM address of IcacheFlush. Label is RAM label. */ @@ -211,7 +211,7 @@ _branch: nop -1: +1: /* ** Print ' RTEMS b'. Show that we are booting. */ @@ -431,7 +431,7 @@ _initialize_rtems: la a0,_promIcache sw k0,0(a0) nop - + la a0,_promDcache sw k1,0(a0) nop @@ -801,34 +801,34 @@ _cpuinit: - - + + /********************************************************************** ** ** Keep the boot-time address of the I & D cache reset code for -** later on. If we need to clear the I/D caches, we <must> run from -** non-cached memory. This means the relocated versions are useless, +** later on. If we need to clear the I/D caches, we <must> run from +** non-cached memory. This means the relocated versions are useless, ** thankfully they are quite small. */ - + _promIcache: .word 0 _promDcache: .word 0 - + .globl promCopyIcacheFlush .ent promCopyIcacheFlush .set noreorder -promCopyIcacheFlush: +promCopyIcacheFlush: move a0,ra - + la t1,_promIcache lw t0,0(t1) nop beqz t0,1f - + jal t0 nop @@ -836,20 +836,20 @@ promCopyIcacheFlush: nop .set reorder .end promCopyIcacheFlush - - + + .globl promCopyDcacheFlush .ent promCopyDcacheFlush .set noreorder -promCopyDcacheFlush: +promCopyDcacheFlush: move a0,ra - + la t1,_promDcache lw t0,0(t1) nop beqz t0,1f - + jal t0 nop @@ -857,11 +857,11 @@ promCopyDcacheFlush: nop .set reorder .end promCopyDcacheFlush - - - - + + + + /******************************************************************************* ** Function Name: IcacheFlush ** Description: This functions flushes the on chip icache. @@ -879,7 +879,7 @@ IcacheFlush: li t0, M_BIU lw t1, 0(t0) - /* + /* ** Isolate I cache */ mfc0 t3, C0_SR /* Read Status Register */ |