test/qtest/aspeed_smc-test: Support write page command with QPI mode

Add a new testcase for write page command with QPI mode testing.
Currently, only run this testcase for AST2500, AST2600 and AST1030.

Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Link: https://lore.kernel.org/r/20241127091543.1243114-9-jamin_lin@aspeedtech.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>

1 files changed, 74 insertions, 0 deletions

diff --git a/tests/qtest/aspeed_smc-test.c b/tests/qtest/aspeed_smc-test.c
index c5c38e2..59f3876 100644
--- a/tests/qtest/aspeed_smc-test.c
+++ b/tests/qtest/aspeed_smc-test.c
@@ -36,6 +36,7 @@
 #define R_CE_CTRL           0x04
 #define   CRTL_EXTENDED0       0  /* 32 bit addressing for SPI */
 #define R_CTRL0             0x10
+#define   CTRL_IO_QUAD_IO      BIT(31)
 #define   CTRL_CE_STOP_ACTIVE  BIT(2)
 #define   CTRL_READMODE        0x0
 #define   CTRL_FREADMODE       0x1
@@ -62,6 +63,7 @@ enum {
     ERASE_SECTOR = 0xd8,
 };
 
+#define CTRL_IO_MODE_MASK  (BIT(31) | BIT(30) | BIT(29) | BIT(28))
 #define FLASH_PAGE_SIZE           256
 
 typedef struct TestData {
@@ -171,6 +173,18 @@ static void spi_ctrl_stop_user(const TestData *data)
     spi_writel(data, ctrl_reg, ctrl);
 }
 
+static void spi_ctrl_set_io_mode(const TestData *data, uint32_t value)
+{
+    uint32_t ctrl_reg = R_CTRL0 + data->cs * 4;
+    uint32_t ctrl = spi_readl(data, ctrl_reg);
+    uint32_t mode;
+
+    mode = value & CTRL_IO_MODE_MASK;
+    ctrl &= ~CTRL_IO_MODE_MASK;
+    ctrl |= mode;
+    spi_writel(data, ctrl_reg, ctrl);
+}
+
 static void flash_reset(const TestData *data)
 {
     spi_conf(data, 1 << (CONF_ENABLE_W0 + data->cs));
@@ -659,6 +673,60 @@ static void test_write_block_protect_bottom_bit(const void *data)
     flash_reset(test_data);
 }
 
+static void test_write_page_qpi(const void *data)
+{
+    const TestData *test_data = (const TestData *)data;
+    uint32_t my_page_addr = test_data->page_addr;
+    uint32_t some_page_addr = my_page_addr + FLASH_PAGE_SIZE;
+    uint32_t page[FLASH_PAGE_SIZE / 4];
+    uint32_t page_pattern[] = {
+        0xebd8c134, 0x5da196bc, 0xae15e729, 0x5085ccdf
+    };
+    int i;
+
+    spi_conf(test_data, 1 << (CONF_ENABLE_W0 + test_data->cs));
+
+    spi_ctrl_start_user(test_data);
+    flash_writeb(test_data, 0, EN_4BYTE_ADDR);
+    flash_writeb(test_data, 0, WREN);
+    flash_writeb(test_data, 0, PP);
+    flash_writel(test_data, 0, make_be32(my_page_addr));
+
+    /* Set QPI mode */
+    spi_ctrl_set_io_mode(test_data, CTRL_IO_QUAD_IO);
+
+    /* Fill the page pattern */
+    for (i = 0; i < ARRAY_SIZE(page_pattern); i++) {
+        flash_writel(test_data, 0, make_be32(page_pattern[i]));
+    }
+
+    /* Fill the page with its own addresses */
+    for (; i < FLASH_PAGE_SIZE / 4; i++) {
+        flash_writel(test_data, 0, make_be32(my_page_addr + i * 4));
+    }
+
+    /* Restore io mode */
+    spi_ctrl_set_io_mode(test_data, 0);
+    spi_ctrl_stop_user(test_data);
+
+    /* Check what was written */
+    read_page(test_data, my_page_addr, page);
+    for (i = 0; i < ARRAY_SIZE(page_pattern); i++) {
+        g_assert_cmphex(page[i], ==, page_pattern[i]);
+    }
+    for (; i < FLASH_PAGE_SIZE / 4; i++) {
+        g_assert_cmphex(page[i], ==, my_page_addr + i * 4);
+    }
+
+    /* Check some other page. It should be full of 0xff */
+    read_page(test_data, some_page_addr, page);
+    for (i = 0; i < FLASH_PAGE_SIZE / 4; i++) {
+        g_assert_cmphex(page[i], ==, 0xffffffff);
+    }
+
+    flash_reset(test_data);
+}
+
 static void test_palmetto_bmc(TestData *data)
 {
     int ret;
@@ -736,6 +804,8 @@ static void test_ast2500_evb(TestData *data)
                         data, test_write_page_mem);
     qtest_add_data_func("/ast2500/smc/read_status_reg",
                         data, test_read_status_reg);
+    qtest_add_data_func("/ast2500/smc/write_page_qpi",
+                        data, test_write_page_qpi);
 }
 
 static void test_ast2600_evb(TestData *data)
@@ -773,6 +843,8 @@ static void test_ast2600_evb(TestData *data)
                         data, test_write_page_mem);
     qtest_add_data_func("/ast2600/smc/read_status_reg",
                         data, test_read_status_reg);
+    qtest_add_data_func("/ast2600/smc/write_page_qpi",
+                        data, test_write_page_qpi);
 }
 
 static void test_ast1030_evb(TestData *data)
@@ -810,6 +882,8 @@ static void test_ast1030_evb(TestData *data)
                         data, test_write_page_mem);
     qtest_add_data_func("/ast1030/smc/read_status_reg",
                         data, test_read_status_reg);
+    qtest_add_data_func("/ast1030/smc/write_page_qpi",
+                        data, test_write_page_qpi);
 }
 
 int main(int argc, char **argv)