--- /dev/null
- * 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.
- *
++/* SPDX-License-Identifier: GPL-2.0-only */
+ /*
+ * linux/arch/arm/lib/ecard.S
+ *
+ * Copyright (C) 1995, 1996 Russell King
+ *
- *
+ * 27/03/03 Ian Molton Clean up CONFIG_CPU
+ */
+ #include <linux/linkage.h>
+ #include <asm/assembler.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}
+
--- /dev/null
- *
- * 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.
++/* SPDX-License-Identifier: GPL-2.0-only */
+ /*
+ * linux/arch/arm/lib/floppydma.S
+ *
+ * Copyright (C) 1995, 1996 Russell King
+ */
+ #include <linux/linkage.h>
+ #include <asm/assembler.h>
+ .text
+
+ .global floppy_fiqin_end
+ ENTRY(floppy_fiqin_start)
+ subs r9, r9, #1
+ ldrbgt r12, [r11, #-4]
+ ldrble r12, [r11], #0
+ strb r12, [r10], #1
+ subs pc, lr, #4
+ floppy_fiqin_end:
+
+ .global floppy_fiqout_end
+ ENTRY(floppy_fiqout_start)
+ subs r9, r9, #1
+ ldrbge r12, [r10], #1
+ movlt r12, #0
+ strble r12, [r11], #0
+ subsle pc, lr, #4
+ strb r12, [r11, #-4]
+ subs pc, lr, #4
+ floppy_fiqout_end:
--- /dev/null
- * 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.
- *
++/* SPDX-License-Identifier: GPL-2.0-only */
+ /*
+ * linux/arch/arm/lib/io-acorn.S
+ *
+ * Copyright (C) 1995, 1996 Russell King
+ *
- *
+ * 27/03/03 Ian Molton Clean up CONFIG_CPU
+ */
+ #include <linux/linkage.h>
+ #include <linux/kern_levels.h>
+ #include <asm/assembler.h>
+
+ .text
+ .align
+
+ .Liosl_warning:
+ .ascii KERN_WARNING "insl/outsl not implemented, called from %08lX\0"
+ .align
+
+ /*
+ * These make no sense on Acorn machines.
+ * Print a warning message.
+ */
+ ENTRY(insl)
+ ENTRY(outsl)
+ adr r0, .Liosl_warning
+ mov r1, lr
+ b printk