Initial revision

examples/syscall.S

@@ -0,0 +1,64 @@
+#include <ppc_asm.tmpl>
+#include <ppc_defs.h>
+#include <syscall.h>
+
+#ifdef CONFIG_ARM /* XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX */
+#warning ARM version not implemented yet /* XXXXXXXXXXXXXXXXXXXXXXXXXXXX */
+	.global	mon_getc
+	.type	mon_getc,function
+mon_getc:
+	.global	mon_tstc
+	.type	mon_tstc,function
+mon_tstc:
+	.global	mon_putc
+	.type	mon_putc,function
+mon_putc:
+	.global	mon_puts
+	.type	mon_puts,function
+mon_puts:
+	.global	mon_printf
+	.type	mon_printf,function
+mon_printf:
+	.global	mon_install_hdlr
+	.type	mon_install_hdlr,function
+mon_install_hdlr:
+	.global	mon_free_hdlr
+	.type	mon_free_hdlr,function
+mon_free_hdlr:
+	.global	mon_malloc
+	.type	mon_malloc,function
+mon_malloc:
+	.global	mon_free
+	.type	mon_free,function
+mon_free:
+	@ args = 0, pretend = 0, frame = 0
+	@ frame_needed = 1, current_function_anonymous_args = 0
+	mov     ip, sp
+	stmfd   sp!, {fp, ip, lr, pc}
+	sub     fp, ip, #4
+	ldmea   fp, {fp, sp, pc}
+#else /* XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX */
+#define SYSCALL(name,n) \
+	.globl name		; \
+name:				; \
+	li r0,n			; \
+	sc			; \
+	blr
+
+	.text
+
+	/*
+         * Make sure these functions are in the same order as they
+         * appear in the "include/syscall.h" header file !!!
+	 */
+
+	SYSCALL(mon_getc,SYSCALL_GETC)
+	SYSCALL(mon_tstc,SYSCALL_TSTC)
+	SYSCALL(mon_putc,SYSCALL_PUTC)
+	SYSCALL(mon_puts,SYSCALL_PUTS)
+	SYSCALL(mon_printf,SYSCALL_PRINTF)
+	SYSCALL(mon_install_hdlr,SYSCALL_INSTALL_HDLR)
+	SYSCALL(mon_free_hdlr,SYSCALL_FREE_HDLR)
+	SYSCALL(mon_malloc,SYSCALL_MALLOC)
+	SYSCALL(mon_free,SYSCALL_FREE)
+#endif /* CONFIG_ARM XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX */