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| author | Graeme Russ <graeme.russ@gmail.com> | 2010-10-07 20:03:24 +1100 |
|---|---|---|
| committer | Graeme Russ <graeme.russ@gmail.com> | 2010-10-07 20:03:24 +1100 |
| commit | 6ae032a86aa21def97aada054bd24589fdb8e947 (patch) | |
| tree | d6fdc11a831203f5b9c0154a5cd9464a88a87027 | |
| parent | 7228efa3cb6e05b9a120f26456fd3ffed9afe2ba (diff) | |
| download | u-boot-imx-6ae032a86aa21def97aada054bd24589fdb8e947.zip u-boot-imx-6ae032a86aa21def97aada054bd24589fdb8e947.tar.gz u-boot-imx-6ae032a86aa21def97aada054bd24589fdb8e947.tar.bz2 | |
x86: Remove progress indication in low-level init
Progress indication is not relocation friendly so remove it in
preperation for full relocatability support
| -rw-r--r-- | arch/i386/cpu/start.S | 44 | ||||
| -rw-r--r-- | board/eNET/eNET_start.S | 12 |
2 files changed, 2 insertions, 54 deletions
diff --git a/arch/i386/cpu/start.S b/arch/i386/cpu/start.S index 90dfd5d..cb47ce7 100644 --- a/arch/i386/cpu/start.S +++ b/arch/i386/cpu/start.S @@ -83,13 +83,6 @@ _start: jmp early_board_init early_board_init_ret: - /* The __port80 entry-point should be usabe by now */ - /* so we try to indicate progress */ - movw $0x01, %ax - movl $.progress0, %ebp - jmp show_boot_progress_asm -.progress0: - /* size memory */ mov $mem_init_ret, %ebp jmp mem_init @@ -103,24 +96,11 @@ get_mem_size_ret: /* Check we have enough memory for stack */ movl $CONFIG_SYS_STACK_SIZE, %ecx cmpl %ecx, %eax - jae mem_ok - - /* indicate (lack of) progress */ - movw $0x81, %ax - movl $.progress0a, %ebp - jmp show_boot_progress_asm -.progress0a: - jmp die + jb die mem_ok: /* Set stack pointer to upper memory limit*/ movl %eax, %esp - /* indicate progress */ - movw $0x02, %ax - movl $.progress1, %ebp - jmp show_boot_progress_asm -.progress1: - /* Test the stack */ pushl $0 popl %eax @@ -129,23 +109,7 @@ mem_ok: push $0x55aa55aa popl %ebx cmpl $0x55aa55aa, %ebx - je stack_ok - -no_stack: - /* indicate (lack of) progress */ - movw $0x82, %ax - movl $.progress1a, %ebp - jmp show_boot_progress_asm -.progress1a: - jmp die - - -stack_ok: - /* indicate progress */ - movw $0x03, %ax - movl $.progress2, %ebp - jmp show_boot_progress_asm -.progress2: + jne die wbinvd @@ -157,10 +121,6 @@ stack_ok: /* indicate (lack of) progress */ movw $0x85, %ax - movl $.progress4a, %ebp - jmp show_boot_progress_asm -.progress4a: - die: hlt jmp die hlt diff --git a/board/eNET/eNET_start.S b/board/eNET/eNET_start.S index 1b07d62..6659549 100644 --- a/board/eNET/eNET_start.S +++ b/board/eNET/eNET_start.S @@ -29,18 +29,6 @@ early_board_init: /* No 32-bit board specific initialisation */ jmp *%ebp /* return to caller */ -.globl show_boot_progress_asm -show_boot_progress_asm: - - movb %al, %dl /* Create Working Copy */ - andb $0x80, %dl /* Mask in only Error bit */ - shrb $0x02, %dl /* Shift Error bit to Error LED */ - andb $0x0f, %al /* Mask out 'Error' bit */ - orb %dl, %al /* Mask in ERR LED */ - movw $LED_LATCH_ADDRESS, %dx - outb %al, %dx - jmp *%ebp /* return to caller */ - .globl cpu_halt_asm cpu_halt_asm: movb $0x0f, %al |