/* * linux/arch/arm/lib/ecard.S * * Copyright (C) 1995, 1996 Russell King * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * 27/03/03 Ian Molton Clean up CONFIG_CPU * */ #include <linux/linkage.h> #include <asm/assembler.h> #include <asm/hardware.h> #define CPSR2SPSR(rt) \ mrs rt, cpsr; \ msr spsr_cxsf, rt @ Purpose: call an expansion card loader to read bytes. @ Proto : char read_loader(int offset, char *card_base, char *loader); @ Returns: byte read ENTRY(ecard_loader_read) stmfd sp!, {r4 - r12, lr} mov r11, r1 mov r1, r0 CPSR2SPSR(r0) mov lr, pc mov pc, r2 ldmfd sp!, {r4 - r12, pc} @ Purpose: call an expansion card loader to reset the card @ Proto : void read_loader(int card_base, char *loader); @ Returns: byte read ENTRY(ecard_loader_reset) stmfd sp!, {r4 - r12, lr} mov r11, r0 CPSR2SPSR(r0) mov lr, pc add pc, r1, #8 ldmfd sp!, {r4 - r12, pc}