diff options
Diffstat (limited to 'arch/arm/boot/compressed/head-clps7500.S')
| -rw-r--r-- | arch/arm/boot/compressed/head-clps7500.S | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/arch/arm/boot/compressed/head-clps7500.S b/arch/arm/boot/compressed/head-clps7500.S deleted file mode 100644 index 4f3c78ac30a..00000000000 --- a/arch/arm/boot/compressed/head-clps7500.S +++ /dev/null @@ -1,86 +0,0 @@ -/* - * linux/arch/arm/boot/compressed/head-clps7500.S - * - * Copyright (C) 1999, 2000, 2001 Nexus Electronics Ltd - */ - - - /* There are three different ways the kernel can be - booted on a 7500 system: from Angel (loaded in RAM), from - 16-bit ROM or from 32-bit Flash. Luckily, a single kernel - image does for them all. */ - /* This branch is taken if the CPU memory width matches the - actual device in use. The default at power on is 16 bits - so we must be prepared for a mismatch. */ - .section ".start", "ax" -2: - b 1f - .word 0xffff - .word 0xb632 @ mov r11, #0x03200000 - .word 0xe3a0 - .word 0x0000 @ mov r0, #0 - .word 0xe3a0 - .word 0x0080 @ strb r0, [r11, #0x80] - .word 0xe5cb - .word 0xf000 @ mov pc, #0 - .word 0xe3a0 -1: - adr r1, 2b - teq r1, #0 - bne .Langel - /* This is a direct-from-ROM boot. Copy the kernel into - RAM and run it there. */ - mov r0, #0x30 - mcr p15, 0, r0, c1, c0, 0 - mov r0, #0x13 - msr cpsr_cxsf, r0 - mov r12, #0x03000000 @ point to LEDs - orr r12, r12, #0x00020000 - orr r12, r12, #0xba00 - mov r0, #0x5500 - str r0, [r12] - mov r0, #0x10000000 - orr r0, r0, #0x8000 - mov r4, r0 - ldr r2, =_end -2: - ldr r3, [r1], #4 - str r3, [r0], #4 - teq r0, r2 - bne 2b - mov r0, #0xff00 - str r0, [r12] -1: - mov r12, #0x03000000 @ point to LEDs - orr r12, r12, #0x00020000 - orr r12, r12, #0xba00 - mov r0, #0xfe00 - str r0, [r12] - - adr lr, 1f - mov r0, #0 - mov r1, #14 /* MACH_TYPE_CLPS7500 */ - mov pc, lr -.Langel: -#ifdef CONFIG_ANGELBOOT - /* Call Angel to switch into SVC mode. */ - mov r0, #0x17 - swi 0x123456 -#endif - /* Ensure all interrupts are off and MMU disabled */ - mrs r0, cpsr - orr r0, r0, #0xc0 - msr cpsr_cxsf, r0 - - adr lr, 1b - orr lr, lr, #0x10000000 - mov r0, #0x30 @ MMU off - mcr p15, 0, r0, c1, c0, 0 - mov r0, r0 - mov pc, lr - - .ltorg - -1: -/* And the rest */ -#include "head.S" |