haraldwolff/qemu-patch-raspberry4
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aspeed/smc: reset flash after each test

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Let's make sure when each test is run that the flash object is in an
initial state and did not keep configuration from the previous tests.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-id: 1483979087-32663-9-git-send-email-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Cédric Le Goater 2017-01-20 11:15:08 +00:00 committed by Peter Maydell
parent fcdf2c5945
commit bd9f505200
1 changed files with 31 additions and 0 deletions
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31
tests/m25p80-test.c
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@ -50,6 +50,8 @@ enum {
READ = 0x03,
PP = 0x02,
WREN = 0x6,
RESET_ENABLE = 0x66,
RESET_MEMORY = 0x99,
EN_4BYTE_ADDR = 0xB7,
ERASE_SECTOR = 0xd8,
};
@ -76,6 +78,14 @@ static void spi_conf(uint32_t value)
writel(ASPEED_FMC_BASE + R_CONF, conf);
}
static void spi_conf_remove(uint32_t value)
{
uint32_t conf = readl(ASPEED_FMC_BASE + R_CONF);
conf &= ~value;
writel(ASPEED_FMC_BASE + R_CONF, conf);
}
static void spi_ctrl_start_user(void)
{
uint32_t ctrl = readl(ASPEED_FMC_BASE + R_CTRL0);
@ -95,6 +105,18 @@ static void spi_ctrl_stop_user(void)
writel(ASPEED_FMC_BASE + R_CTRL0, ctrl);
}
static void flash_reset(void)
{
spi_conf(CONF_ENABLE_W0);
spi_ctrl_start_user();
writeb(ASPEED_FLASH_BASE, RESET_ENABLE);
writeb(ASPEED_FLASH_BASE, RESET_MEMORY);
spi_ctrl_stop_user();
spi_conf_remove(CONF_ENABLE_W0);
}
static void test_read_jedec(void)
{
uint32_t jedec = 0x0;
@ -108,6 +130,8 @@ static void test_read_jedec(void)
jedec |= readb(ASPEED_FLASH_BASE);
spi_ctrl_stop_user();
flash_reset();
g_assert_cmphex(jedec, ==, FLASH_JEDEC);
}
@ -155,6 +179,8 @@ static void test_erase_sector(void)
for (i = 0; i < PAGE_SIZE / 4; i++) {
g_assert_cmphex(page[i], ==, 0xffffffff);
}
flash_reset();
}
static void test_erase_all(void)
@ -182,6 +208,8 @@ static void test_erase_all(void)
for (i = 0; i < PAGE_SIZE / 4; i++) {
g_assert_cmphex(page[i], ==, 0xffffffff);
}
flash_reset();
}
static void test_write_page(void)
@ -195,6 +223,7 @@ static void test_write_page(void)
spi_ctrl_start_user();
writeb(ASPEED_FLASH_BASE, EN_4BYTE_ADDR);
writeb(ASPEED_FLASH_BASE, WREN);
writeb(ASPEED_FLASH_BASE, PP);
writel(ASPEED_FLASH_BASE, make_be32(my_page_addr));
@ -215,6 +244,8 @@ static void test_write_page(void)
for (i = 0; i < PAGE_SIZE / 4; i++) {
g_assert_cmphex(page[i], ==, 0xffffffff);
}
flash_reset();
}
static char tmp_path[] = "/tmp/qtest.m25p80.XXXXXX";