diff options
Diffstat (limited to 'meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0102-Add-espi-polling-check.patch')
| -rw-r--r-- | meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0102-Add-espi-polling-check.patch | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0102-Add-espi-polling-check.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0102-Add-espi-polling-check.patch deleted file mode 100644 index 683178054..000000000 --- a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0102-Add-espi-polling-check.patch +++ /dev/null @@ -1,141 +0,0 @@ -From ea6dad13d4d4b8c7a39829f75425290447e0f148 Mon Sep 17 00:00:00 2001 -From: Jae Hyun Yoo <jae.hyun.yoo@intel.com> -Date: Tue, 12 Nov 2019 16:46:01 -0800 -Subject: [PATCH] Add espi polling check - -Since interrupt in u-boot isn't working so this commit adds espi -polling check into cli as a WA to handle host espi events. - -This is a temporary WA. - -Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@intel.com> ---- - board/aspeed/ast2600_intel/ast-espi.c | 24 ++++++++++++++++++------ - common/console.c | 3 +++ - 2 files changed, 21 insertions(+), 6 deletions(-) - -diff --git a/board/aspeed/ast2600_intel/ast-espi.c b/board/aspeed/ast2600_intel/ast-espi.c -index 2778d7b67d54..c88098efcdb5 100644 ---- a/board/aspeed/ast2600_intel/ast-espi.c -+++ b/board/aspeed/ast2600_intel/ast-espi.c -@@ -18,7 +18,7 @@ - - #define DEBUG_ESPI_ENABLED 1 - #ifdef DEBUG_ESPI_ENABLED --#define DBG_ESPI debug -+#define DBG_ESPI printf - #else - #define DBG_ESPI(...) - #endif -@@ -116,11 +116,13 @@ - #define SCR0SIO 0x170 - #define IRQ_SRC_ESPI 74 /* IRQ 74 */ - --static int espi_irq_handler(struct pt_regs *regs) -+int espi_irq_handler(struct pt_regs *regs) - { - uint32_t irq_status = readl(AST_ESPI_BASE + ESPI008); - -+#if 0 - DBG_ESPI("ISR irq_status : 0x%08X\n", irq_status); -+#endif - - if (irq_status & AST_ESPI_VW_SYS_EVT) { - uint32_t sys_status = readl(AST_ESPI_BASE + ESPI11C); -@@ -128,19 +130,21 @@ static int espi_irq_handler(struct pt_regs *regs) - - DBG_ESPI("sys_status : 0x%08X\n", sys_status); - if (sys_status & AST_ESPI_HOST_RST_WARN) { -- DBG_ESPI("HOST_RST_WARN ev: %08X\n", sys_event); -+ DBG_ESPI("HOST_RST_WARN evt: 0x%08X\n", sys_event); - if (sys_event & AST_ESPI_HOST_RST_WARN) { - uint32_t v = readl(AST_ESPI_BASE + ESPI098) - | AST_ESPI_HOST_RST_ACK; - writel(v, AST_ESPI_BASE + ESPI098); -+ DBG_ESPI("HOST_RST_WARN sent ack\n"); - } - } - if (sys_status & AST_ESPI_OOB_RST_WARN) { -- DBG_ESPI("OOB_RST_WARN ev: %08X\n", sys_event); -+ DBG_ESPI("OOB_RST_WARN evt: 0x%08X\n", sys_event); - if (sys_event & AST_ESPI_OOB_RST_WARN) { - uint32_t v = readl(AST_ESPI_BASE + ESPI098) - | AST_ESPI_OOB_RST_ACK; - writel(v, AST_ESPI_BASE + ESPI098); -+ DBG_ESPI("OOB_RST_WARN sent ack\n"); - } - } - writel(sys_status, AST_ESPI_BASE + ESPI11C); // clear status -@@ -152,16 +156,19 @@ static int espi_irq_handler(struct pt_regs *regs) - - DBG_ESPI("sys1_status : 0x%08X\n", sys1_status); - if (sys1_status & AST_ESPI_SUS_WARN) { -- DBG_ESPI("SUS WARN ev: %08X\n", sys1_event); -+ DBG_ESPI("SUS WARN evt: 0x%08X\n", sys1_event); - if (sys1_event & AST_ESPI_SUS_WARN) { - uint32_t v = readl(AST_ESPI_BASE + ESPI104) - | AST_ESPI_SUS_ACK; - writel(v, AST_ESPI_BASE + ESPI104); -+ DBG_ESPI("SUS_WARN sent ack\n"); - } - } - writel(sys1_status, AST_ESPI_BASE + ESPI12C); // clear status - } -+ - writel(irq_status, AST_ESPI_BASE + ESPI008); // clear irq_status -+ - return 0; - } - -@@ -176,7 +183,7 @@ static void espi_handshake_ack(void) - } - - if (readl(AST_ESPI_BASE + ESPI104) & AST_ESPI_SUS_WARN) { -- DBG_ESPI("Boot SUS WARN set %08x\n", -+ DBG_ESPI("Boot SUS WARN set 0x%08x\n", - readl(AST_ESPI_BASE + ESPI104)); - uint32_t v = readl(AST_ESPI_BASE + ESPI104) | AST_ESPI_SUS_ACK; - writel(v, AST_ESPI_BASE + ESPI104); -@@ -189,6 +196,8 @@ void espi_init(void) - & SCU_HW_STRAP_ESPI_ENABLED) { - uint32_t v; - -+ DBG_ESPI("espi init\n"); -+ - /* Block flash access from Host */ - v = readl(AST_ESPI_BASE + ESPI000) & ~AST_ESPI_FLASH_SW_CHRDY; - v |= AST_ESPI_FLASH_SW_READ | AST_ESPI_OOB_CHRDY; -@@ -226,6 +235,9 @@ void espi_init(void) - - irq_install_handler(IRQ_SRC_ESPI, espi_irq_handler, NULL); - -+#if 1 -+ espi_irq_handler(NULL); -+#endif - } else { - DBG_ESPI("No espi strap\n"); - } -diff --git a/common/console.c b/common/console.c -index 0b0dd76256c7..90cdf7701c9d 100644 ---- a/common/console.c -+++ b/common/console.c -@@ -308,6 +308,8 @@ int serial_printf(const char *fmt, ...) - return i; - } - -+extern int espi_irq_handler(struct pt_regs *regs); -+ - int fgetc(int file) - { - if (file < MAX_FILES) { -@@ -315,6 +317,7 @@ int fgetc(int file) - * Effectively poll for input wherever it may be available. - */ - for (;;) { -+ espi_irq_handler(NULL); - WATCHDOG_RESET(); - #if CONFIG_IS_ENABLED(CONSOLE_MUX) - /* --- -2.7.4 - |