X-Git-Url: http://git.joshuawise.com/firearm.git/blobdiff_plain/392d1bec43dcfb806fbdf77380c334f2cdc84778..1e7ff543e49341fedea742d7b8b674111d852748:/tests/testbench.c

diff --git a/tests/testbench.c b/tests/testbench.c
index ff9f96c..f078ecd 100644
--- a/tests/testbench.c
+++ b/tests/testbench.c
@@ -1,5 +1,14 @@
 extern void putc(unsigned char c);
 
+int serial_getc (void)
+{
+	int c;
+	do
+		asm volatile("mrc 5, 0, %0, c1, c1, 1" : "=r"(c));
+	while (!(c & 0x100));
+	return c & 0xFF;
+}
+
 void puts(unsigned char *s)
 {
 	while (*s)
@@ -19,6 +28,7 @@ void puthex(unsigned int x)
 #include "ack.c"
 #include "j4cbo.c"
 #include "corecurse.c"
+#include "miniblarg.c"
 
 int fact(int n)
 {
@@ -43,7 +53,10 @@ struct tests {
 
 extern int ldm_bonehead();
 
-__asm__(
+#ifndef X86
+int shnasto()
+{
+__asm__ volatile(
 ".globl ldm_bonehead\n"
 "ldm_bonehead:;"
 "mov r3, lr;"
@@ -59,8 +72,9 @@ __asm__(
 "nop;"
 "mov pc, r3\n;"
 "1:\n"
-"ldr r2, =0x00002FE0;"
-"ldr r1, =0x0000004C;"
+"mov r2, #0x00002F00;"
+"orr r2, r2, #0x000000E0;"
+"mov r1, #0x0000004C;"
 "mov ip, sp;"
 "stmdb sp!, {fp, ip, lr, pc};"
 "mov r0, #0x00880000;"
@@ -69,10 +83,16 @@ __asm__(
 "nop;"
 "nop;\n"
 );
+}
+#endif
 
 void ldm_tester()
 {
+#ifdef X86
+	int x = 0x00880000;
+#else
 	int x = ldm_bonehead();
+#endif
 	if (x != 0x00880000)
 	{
 		puts("FAIL: result was ");
@@ -82,11 +102,32 @@ void ldm_tester()
 		puts("PASS\n");
 }
 
+void cellularram()
+{
+	volatile int *p = 0x80010000;
+	
+	puts("[writing] ");
+	p[0] = 0x12345678;
+	p[1] = 0x87654321;
+	p[2] = 0xAAAA5555;
+	p[3] = 0x5555AAAA;
+	puts("[cache flush] ");
+	p[0x1000] = 0x00000000;
+	puts("[reading: ");
+	puthex(p[0]);
+	puthex(p[1]);
+	puthex(p[2]);
+	puthex(p[3]);
+	puts("]\n");
+}
+
 struct tests tlist[] = {
 	{"ldm pc/mul", ldm_tester},
 	{"fact", facttest},
 	{"j4cbo", j4cbo},
+	{"cellularram", cellularram},
 	{"ack", acktest},
+	{"miniblarg", testmain},
 	{"corecurse", corecurse},
 	{0, 0}};
 
@@ -103,7 +144,9 @@ int main()
 		puts(": ");
 		t->test();
 	}
-	puts("Done!\n");
+	puts("Done! Echoing characters.\n");
 	
+	while (1)
+		putc(serial_getc());
 	return 0;
 }