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[Qemu-devel] [PATCH 1/7] esp: implement Disable selection command


From: Hervé Poussineau
Subject: [Qemu-devel] [PATCH 1/7] esp: implement Disable selection command
Date: Sun, 3 Jun 2012 12:38:03 +0200

Signed-off-by: Hervé Poussineau <address@hidden>
---
 hw/esp.c     |    6 ++++++
 trace-events |    1 +
 2 files changed, 7 insertions(+)

diff --git a/hw/esp.c b/hw/esp.c
index 8d73e56..51b2d5f 100644
--- a/hw/esp.c
+++ b/hw/esp.c
@@ -117,6 +117,7 @@ struct ESPState {
 #define CMD_SELATN   0x42
 #define CMD_SELATNS  0x43
 #define CMD_ENSEL    0x44
+#define CMD_DISSEL   0x45
 
 #define STAT_DO 0x00
 #define STAT_DI 0x01
@@ -644,6 +645,11 @@ static void esp_mem_write(void *opaque, target_phys_addr_t 
addr,
             trace_esp_mem_writeb_cmd_ensel(val);
             s->rregs[ESP_RINTR] = 0;
             break;
+        case CMD_DISSEL:
+            trace_esp_mem_writeb_cmd_dissel(val);
+            s->rregs[ESP_RINTR] = 0;
+            esp_raise_irq(s);
+            break;
         default:
             ESP_ERROR("Unhandled ESP command (%2.2x)\n", (unsigned)val);
             break;
diff --git a/trace-events b/trace-events
index 45c6bc1..898313c 100644
--- a/trace-events
+++ b/trace-events
@@ -637,6 +637,7 @@ esp_mem_writeb_cmd_sel(uint32_t val) "Select without ATN 
(%2.2x)"
 esp_mem_writeb_cmd_selatn(uint32_t val) "Select with ATN (%2.2x)"
 esp_mem_writeb_cmd_selatns(uint32_t val) "Select with ATN & stop (%2.2x)"
 esp_mem_writeb_cmd_ensel(uint32_t val) "Enable selection (%2.2x)"
+esp_mem_writeb_cmd_dissel(uint32_t val) "Disable selection (%2.2x)"
 
 # monitor.c
 handle_qmp_command(void *mon, const char *cmd_name) "mon %p cmd_name \"%s\""
-- 
1.7.10




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