add register setting

1 files changed, 11 insertions, 2 deletions

diff --git a/radeontool.c b/radeontool.c
index 55e958e..5bc8cc5 100644
--- a/radeontool.c
+++ b/radeontool.c
@@ -73,7 +73,7 @@ static void radeon_set32(unsigned long offset, const char *name, unsigned int va
         printf("internal error\n");
 	exit(-2);
     };
-#ifdef __powerpc__
+#if 0 //def __powerpc__
     __asm__ __volatile__ ("stwbrx %1,%2,%3\n\t"
 			  "eieio"
 			  : "=m" (*((volatile unsigned int *)radeon_cntl_mem+offset))
@@ -358,10 +358,19 @@ void radeon_reg_match(const char *pattern)
 void radeon_reg_set(const char *name, unsigned value)
 {
 	int i;
+	unsigned long address;
+
+	if (name[0]=='0' && name[1]=='x') {
+		address = strtoul(&(name[2]), NULL, 16);
+		printf("OLD: %s (%04x)\t0x%08x\n", name, address, radeon_get32(address, name));
+		radeon_set32(address, name, value);
+		printf("NEW: %s (%04x)\t0x%08x\n", name, address, radeon_get32(address, name));
+		return;
+        }
 	for (i=0;i<sizeof(reg_list)/sizeof(reg_list[0]);i++) {
 		if (fnmatch(name, reg_list[i].name, 0) == 0) {
 			const char *name = reg_list[i].name;
-			unsigned address = reg_list[i].address;
+			address = reg_list[i].address;
 			printf("OLD: %s (%04x)\t0x%08x\n", name, address, radeon_get32(address, name));
 			radeon_set32(address, name, value);
 			printf("NEW: %s (%04x)\t0x%08x\n", name, address, radeon_get32(address, name));