diff options
Diffstat (limited to 'arch/arm/kernel/debug.S')
| -rw-r--r-- | arch/arm/kernel/debug.S | 103 |
1 files changed, 19 insertions, 84 deletions
diff --git a/arch/arm/kernel/debug.S b/arch/arm/kernel/debug.S index c45522c3678..14f7c3b1463 100644 --- a/arch/arm/kernel/debug.S +++ b/arch/arm/kernel/debug.S @@ -20,90 +20,9 @@ * references to these in a production kernel! */ -#if defined(CONFIG_DEBUG_ICEDCC) - @@ debug using ARM EmbeddedICE DCC channel - - .macro addruart, rp, rv, tmp - .endm - -#if defined(CONFIG_CPU_V6) || defined(CONFIG_CPU_V6K) || defined(CONFIG_CPU_V7) - - .macro senduart, rd, rx - mcr p14, 0, \rd, c0, c5, 0 - .endm - - .macro busyuart, rd, rx -1001: - mrc p14, 0, \rx, c0, c1, 0 - tst \rx, #0x20000000 - beq 1001b - .endm - - .macro waituart, rd, rx - mov \rd, #0x2000000 -1001: - subs \rd, \rd, #1 - bmi 1002f - mrc p14, 0, \rx, c0, c1, 0 - tst \rx, #0x20000000 - bne 1001b -1002: - .endm - -#elif defined(CONFIG_CPU_XSCALE) - - .macro senduart, rd, rx - mcr p14, 0, \rd, c8, c0, 0 - .endm - - .macro busyuart, rd, rx -1001: - mrc p14, 0, \rx, c14, c0, 0 - tst \rx, #0x10000000 - beq 1001b - .endm - - .macro waituart, rd, rx - mov \rd, #0x10000000 -1001: - subs \rd, \rd, #1 - bmi 1002f - mrc p14, 0, \rx, c14, c0, 0 - tst \rx, #0x10000000 - bne 1001b -1002: - .endm - -#else - - .macro senduart, rd, rx - mcr p14, 0, \rd, c1, c0, 0 - .endm - - .macro busyuart, rd, rx -1001: - mrc p14, 0, \rx, c0, c0, 0 - tst \rx, #2 - beq 1001b - - .endm - - .macro waituart, rd, rx - mov \rd, #0x2000000 -1001: - subs \rd, \rd, #1 - bmi 1002f - mrc p14, 0, \rx, c0, c0, 0 - tst \rx, #2 - bne 1001b -1002: - .endm - -#endif /* CONFIG_CPU_V6 */ - -#elif !defined(CONFIG_DEBUG_SEMIHOSTING) -#include <mach/debug-macro.S> -#endif /* CONFIG_DEBUG_ICEDCC */ +#if !defined(CONFIG_DEBUG_SEMIHOSTING) +#include CONFIG_DEBUG_LL_INCLUDE +#endif #ifdef CONFIG_MMU .macro addruart_current, rx, tmp1, tmp2 @@ -181,6 +100,15 @@ ENTRY(printch) b 1b ENDPROC(printch) +#ifdef CONFIG_MMU +ENTRY(debug_ll_addr) + addruart r2, r3, ip + str r2, [r0] + str r3, [r1] + mov pc, lr +ENDPROC(debug_ll_addr) +#endif + #else ENTRY(printascii) @@ -200,4 +128,11 @@ ENTRY(printch) mov pc, lr ENDPROC(printch) +ENTRY(debug_ll_addr) + mov r2, #0 + str r2, [r0] + str r2, [r1] + mov pc, lr +ENDPROC(debug_ll_addr) + #endif |
