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stm32mp1: ram: add pattern parameter in infinite write test

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Add pattern for infinite test_read and test_write, that
allow to change the pattern to test without recompilation;
default pattern is 0xA5A5AA55.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
This commit is contained in:
Patrick Delaunay
2019-07-30 19:16:52 +02:00
committed by Patrice Chotard
parent 25331ae1c1
commit 757bca8d19
1 changed files with 24 additions and 15 deletions
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39
drivers/ram/stm32mp1/stm32mp1_tests.c
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@@ -1250,12 +1250,17 @@ static enum test_result test_read(struct stm32mp1_ddrctl *ctl,
if (get_addr(string, argc, argv, 0, (u32 *)&addr)) if (get_addr(string, argc, argv, 0, (u32 *)&addr))
return TEST_ERROR; return TEST_ERROR;
if ((u32)addr == ADDR_INVALID) { if (get_pattern(string, argc, argv, 1, &data, 0xA5A5AA55))
printf("random "); return TEST_ERROR;
random = true;
}
printf("running at 0x%08x\n", (u32)addr); if ((u32)addr == ADDR_INVALID) {
printf("running random\n");
random = true;
} else {
printf("running at 0x%08x with pattern=0x%08x\n",
(u32)addr, data);
writel(data, addr);
}
while (1) { while (1) {
for (i = 0; i < size; i++) { for (i = 0; i < size; i++) {
@@ -1287,7 +1292,7 @@ static enum test_result test_write(struct stm32mp1_ddrctl *ctl,
char *string, int argc, char *argv[]) char *string, int argc, char *argv[])
{ {
u32 *addr; u32 *addr;
u32 data = 0xA5A5AA55; u32 data;
u32 loop = 0; u32 loop = 0;
int i, size = 1024 * 1024; int i, size = 1024 * 1024;
bool random = false; bool random = false;
@@ -1295,12 +1300,16 @@ static enum test_result test_write(struct stm32mp1_ddrctl *ctl,
if (get_addr(string, argc, argv, 0, (u32 *)&addr)) if (get_addr(string, argc, argv, 0, (u32 *)&addr))
return TEST_ERROR; return TEST_ERROR;
if ((u32)addr == ADDR_INVALID) { if (get_pattern(string, argc, argv, 1, &data, 0xA5A5AA55))
printf("random "); return TEST_ERROR;
random = true;
}
printf("running at 0x%08x\n", (u32)addr); if ((u32)addr == ADDR_INVALID) {
printf("running random\n");
random = true;
} else {
printf("running at 0x%08x with pattern 0x%08x\n",
(u32)addr, data);
}
while (1) { while (1) {
for (i = 0; i < size; i++) { for (i = 0; i < size; i++) {
@@ -1435,10 +1444,10 @@ const struct test_desc test[] = {
3 3
}, },
/* need to the the 2 last one (infinite) : skipped for test all */ /* need to the the 2 last one (infinite) : skipped for test all */
{test_read, "infinite read", "[addr]", {test_read, "infinite read", "[addr] [pattern]",
"basic test : infinite read access", 1}, "basic test : infinite read access (random: addr=0xFFFFFFFF)", 2},
{test_write, "infinite write", "[addr]", {test_write, "infinite write", "[addr] [pattern]",
"basic test : infinite write access", 1}, "basic test : infinite write access (random: addr=0xFFFFFFFF)", 2},
}; };
const int test_nb = ARRAY_SIZE(test); const int test_nb = ARRAY_SIZE(test);