Merge remote-tracking branch 'remotes/bkoppelmann/tags/pull-tricore-2019-03-08' into...

[qemu.git] / tests / m25p80-test.c

diff --git a/tests/m25p80-test.c b/tests/m25p80-test.c
index cb7ec81f1a6d2050b5bb3e4d8cca8cae3ec79a8f..055f7246a88054b4a4ac283e4b52068360f2f829 100644 (file)
--- a/tests/m25p80-test.c
+++ b/tests/m25p80-test.c
@@ -36,6 +36,9 @@
 #define   CRTL_EXTENDED0       0  /* 32 bit addressing for SPI */
 #define R_CTRL0             0x10
 #define   CTRL_CE_STOP_ACTIVE  (1 << 2)
 #define   CRTL_EXTENDED0       0  /* 32 bit addressing for SPI */
 #define R_CTRL0             0x10
 #define   CTRL_CE_STOP_ACTIVE  (1 << 2)

+#define   CTRL_READMODE        0x0
+#define   CTRL_FREADMODE       0x1
+#define   CTRL_WRITEMODE       0x2

 #define   CTRL_USERMODE        0x3
 
 #define ASPEED_FMC_BASE    0x1E620000
 #define   CTRL_USERMODE        0x3
 
 #define ASPEED_FMC_BASE    0x1E620000


@@ -50,6 +53,8 @@ enum {
     READ = 0x03,
     PP = 0x02,
     WREN = 0x6,
     READ = 0x03,
     PP = 0x02,
     WREN = 0x6,

+    RESET_ENABLE = 0x66,
+    RESET_MEMORY = 0x99,

     EN_4BYTE_ADDR = 0xB7,
     ERASE_SECTOR = 0xd8,
 };
     EN_4BYTE_ADDR = 0xB7,
     ERASE_SECTOR = 0xd8,
 };


@@ -76,6 +81,30 @@ static void spi_conf(uint32_t value)
     writel(ASPEED_FMC_BASE + R_CONF, conf);
 }
 
     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_ce_ctrl(uint32_t value)
+{
+    uint32_t conf = readl(ASPEED_FMC_BASE + R_CE_CTRL);
+
+    conf |= value;
+    writel(ASPEED_FMC_BASE + R_CE_CTRL, conf);
+}
+
+static void spi_ctrl_setmode(uint8_t mode, uint8_t cmd)
+{
+    uint32_t ctrl = readl(ASPEED_FMC_BASE + R_CTRL0);
+    ctrl &= ~(CTRL_USERMODE | 0xff << 16);
+    ctrl |= mode | (cmd << 16);
+    writel(ASPEED_FMC_BASE + R_CTRL0, ctrl);
+}
+

 static void spi_ctrl_start_user(void)
 {
     uint32_t ctrl = readl(ASPEED_FMC_BASE + R_CTRL0);
 static void spi_ctrl_start_user(void)
 {
     uint32_t ctrl = readl(ASPEED_FMC_BASE + R_CTRL0);


@@ -95,6 +124,18 @@ static void spi_ctrl_stop_user(void)
     writel(ASPEED_FMC_BASE + R_CTRL0, ctrl);
 }
 
     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;
 static void test_read_jedec(void)
 {
     uint32_t jedec = 0x0;


@@ -108,6 +149,8 @@ static void test_read_jedec(void)
     jedec |= readb(ASPEED_FLASH_BASE);
     spi_ctrl_stop_user();
 
     jedec |= readb(ASPEED_FLASH_BASE);
     spi_ctrl_stop_user();
 

+    flash_reset();
+

     g_assert_cmphex(jedec, ==, FLASH_JEDEC);
 }
 
     g_assert_cmphex(jedec, ==, FLASH_JEDEC);
 }
 


@@ -128,6 +171,18 @@ static void read_page(uint32_t addr, uint32_t *page)
     spi_ctrl_stop_user();
 }
 
     spi_ctrl_stop_user();
 }
 

+static void read_page_mem(uint32_t addr, uint32_t *page)
+{
+    int i;
+
+    /* move out USER mode to use direct reads from the AHB bus */
+    spi_ctrl_setmode(CTRL_READMODE, READ);
+
+    for (i = 0; i < PAGE_SIZE / 4; i++) {
+        page[i] = make_be32(readl(ASPEED_FLASH_BASE + addr + i * 4));
+    }
+}
+

 static void test_erase_sector(void)
 {
     uint32_t some_page_addr = 0x600 * PAGE_SIZE;
 static void test_erase_sector(void)
 {
     uint32_t some_page_addr = 0x600 * PAGE_SIZE;


@@ -155,6 +210,8 @@ static void test_erase_sector(void)
     for (i = 0; i < PAGE_SIZE / 4; i++) {
         g_assert_cmphex(page[i], ==, 0xffffffff);
     }
     for (i = 0; i < PAGE_SIZE / 4; i++) {
         g_assert_cmphex(page[i], ==, 0xffffffff);
     }

+
+    flash_reset();

 }
 
 static void test_erase_all(void)
 }
 
 static void test_erase_all(void)


@@ -182,6 +239,8 @@ static void test_erase_all(void)
     for (i = 0; i < PAGE_SIZE / 4; i++) {
         g_assert_cmphex(page[i], ==, 0xffffffff);
     }
     for (i = 0; i < PAGE_SIZE / 4; i++) {
         g_assert_cmphex(page[i], ==, 0xffffffff);
     }

+
+    flash_reset();

 }
 
 static void test_write_page(void)
 }
 
 static void test_write_page(void)


@@ -195,6 +254,7 @@ static void test_write_page(void)
 
     spi_ctrl_start_user();
     writeb(ASPEED_FLASH_BASE, EN_4BYTE_ADDR);
 
     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));
 
     writeb(ASPEED_FLASH_BASE, PP);
     writel(ASPEED_FLASH_BASE, make_be32(my_page_addr));
 


@@ -215,6 +275,77 @@ static void test_write_page(void)
     for (i = 0; i < PAGE_SIZE / 4; i++) {
         g_assert_cmphex(page[i], ==, 0xffffffff);
     }
     for (i = 0; i < PAGE_SIZE / 4; i++) {
         g_assert_cmphex(page[i], ==, 0xffffffff);
     }

+
+    flash_reset();
+}
+
+static void test_read_page_mem(void)
+{
+    uint32_t my_page_addr = 0x14000 * PAGE_SIZE; /* beyond 16MB */
+    uint32_t some_page_addr = 0x15000 * PAGE_SIZE;
+    uint32_t page[PAGE_SIZE / 4];
+    int i;
+
+    /* Enable 4BYTE mode for controller. This is should be strapped by
+     * HW for CE0 anyhow.
+     */
+    spi_ce_ctrl(1 << CRTL_EXTENDED0);
+
+    /* Enable 4BYTE mode for flash. */
+    spi_conf(CONF_ENABLE_W0);
+    spi_ctrl_start_user();
+    writeb(ASPEED_FLASH_BASE, EN_4BYTE_ADDR);
+    spi_ctrl_stop_user();
+    spi_conf_remove(CONF_ENABLE_W0);
+
+    /* Check what was written */
+    read_page_mem(my_page_addr, page);
+    for (i = 0; i < 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_mem(some_page_addr, page);
+    for (i = 0; i < PAGE_SIZE / 4; i++) {
+        g_assert_cmphex(page[i], ==, 0xffffffff);
+    }
+
+    flash_reset();
+}
+
+static void test_write_page_mem(void)
+{
+    uint32_t my_page_addr = 0x15000 * PAGE_SIZE;
+    uint32_t page[PAGE_SIZE / 4];
+    int i;
+
+    /* Enable 4BYTE mode for controller. This is should be strapped by
+     * HW for CE0 anyhow.
+     */
+    spi_ce_ctrl(1 << CRTL_EXTENDED0);
+
+    /* Enable 4BYTE mode for flash. */
+    spi_conf(CONF_ENABLE_W0);
+    spi_ctrl_start_user();
+    writeb(ASPEED_FLASH_BASE, EN_4BYTE_ADDR);
+    writeb(ASPEED_FLASH_BASE, WREN);
+    spi_ctrl_stop_user();
+
+    /* move out USER mode to use direct writes to the AHB bus */
+    spi_ctrl_setmode(CTRL_WRITEMODE, PP);
+
+    for (i = 0; i < PAGE_SIZE / 4; i++) {
+        writel(ASPEED_FLASH_BASE + my_page_addr + i * 4,
+               make_be32(my_page_addr + i * 4));
+    }
+
+    /* Check what was written */
+    read_page_mem(my_page_addr, page);
+    for (i = 0; i < PAGE_SIZE / 4; i++) {
+        g_assert_cmphex(page[i], ==, my_page_addr + i * 4);
+    }
+
+    flash_reset();

 }
 
 static char tmp_path[] = "/tmp/qtest.m25p80.XXXXXX";
 }
 
 static char tmp_path[] = "/tmp/qtest.m25p80.XXXXXX";


@@ -223,7 +354,6 @@ int main(int argc, char **argv)
 {
     int ret;
     int fd;
 {
     int ret;
     int fd;

-    char *args;

 
     g_test_init(&argc, &argv, NULL);
 
 
     g_test_init(&argc, &argv, NULL);
 


@@ -233,20 +363,20 @@ int main(int argc, char **argv)
     g_assert(ret == 0);
     close(fd);
 
     g_assert(ret == 0);
     close(fd);
 

-    args = g_strdup_printf("-m 256 -machine palmetto-bmc "
-                           "-drive file=%s,format=raw,if=mtd",
-                           tmp_path);
-    qtest_start(args);
+    global_qtest = qtest_initf("-m 256 -machine palmetto-bmc "
+                               "-drive file=%s,format=raw,if=mtd",
+                               tmp_path);

 
     qtest_add_func("/m25p80/read_jedec", test_read_jedec);
     qtest_add_func("/m25p80/erase_sector", test_erase_sector);
     qtest_add_func("/m25p80/erase_all",  test_erase_all);
     qtest_add_func("/m25p80/write_page", test_write_page);
 
     qtest_add_func("/m25p80/read_jedec", test_read_jedec);
     qtest_add_func("/m25p80/erase_sector", test_erase_sector);
     qtest_add_func("/m25p80/erase_all",  test_erase_all);
     qtest_add_func("/m25p80/write_page", test_write_page);

+    qtest_add_func("/m25p80/read_page_mem", test_read_page_mem);
+    qtest_add_func("/m25p80/write_page_mem", test_write_page_mem);

 
     ret = g_test_run();
 
     qtest_quit(global_qtest);
     unlink(tmp_path);
 
     ret = g_test_run();
 
     qtest_quit(global_qtest);
     unlink(tmp_path);

-    g_free(args);

     return ret;
 }
     return ret;
 }