user: Restore debug usage message for '-d ?' in user mode emulation

[qemu.git] / hw / sun4m.c

diff --git a/hw/sun4m.c b/hw/sun4m.c
index e7a4cf6c922cdd2b63a668e3c4fb4e51fccf33ab..df3aa321caccd26856ab0aa72e959546cb1ea758 100644 (file)
--- a/hw/sun4m.c
+++ b/hw/sun4m.c
@@ -40,8 +40,8 @@
 #include "qdev-addr.h"
 #include "loader.h"
 #include "elf.h"
-
-//#define DEBUG_IRQ
+#include "blockdev.h"
+#include "trace.h"
 
 /*
  * Sun4m architecture was used in the following machines:
@@ -71,13 +71,6 @@
  * See for example: http://www.sunhelp.org/faq/sunref1.html
  */
 
-#ifdef DEBUG_IRQ
-#define DPRINTF(fmt, ...)                                       \
-    do { printf("CPUIRQ: " fmt , ## __VA_ARGS__); } while (0)
-#else
-#define DPRINTF(fmt, ...)
-#endif
-
 #define KERNEL_LOAD_ADDR     0x00004000
 #define CMDLINE_ADDR         0x007ff000
 #define INITRD_LOAD_ADDR     0x00800000
@@ -247,30 +240,36 @@ void cpu_check_irqs(CPUState *env)
 
                 env->interrupt_index = TT_EXTINT | i;
                 if (old_interrupt != env->interrupt_index) {
-                    DPRINTF("Set CPU IRQ %d\n", i);
+                    trace_sun4m_cpu_interrupt(i);
                     cpu_interrupt(env, CPU_INTERRUPT_HARD);
                 }
                 break;
             }
         }
     } else if (!env->pil_in && (env->interrupt_index & ~15) == TT_EXTINT) {
-        DPRINTF("Reset CPU IRQ %d\n", env->interrupt_index & 15);
+        trace_sun4m_cpu_reset_interrupt(env->interrupt_index & 15);
         env->interrupt_index = 0;
         cpu_reset_interrupt(env, CPU_INTERRUPT_HARD);
     }
 }
 
+static void cpu_kick_irq(CPUState *env)
+{
+    env->halted = 0;
+    cpu_check_irqs(env);
+    qemu_cpu_kick(env);
+}
+
 static void cpu_set_irq(void *opaque, int irq, int level)
 {
     CPUState *env = opaque;
 
     if (level) {
-        DPRINTF("Raise CPU IRQ %d\n", irq);
-        env->halted = 0;
+        trace_sun4m_cpu_set_irq_raise(irq);
         env->pil_in |= 1 << irq;
-        cpu_check_irqs(env);
+        cpu_kick_irq(env);
     } else {
-        DPRINTF("Lower CPU IRQ %d\n", irq);
+        trace_sun4m_cpu_set_irq_lower(irq);
         env->pil_in &= ~(1 << irq);
         cpu_check_irqs(env);
     }
@@ -385,13 +384,14 @@ static void *iommu_init(target_phys_addr_t addr, uint32_t version, qemu_irq irq)
 }
 
 static void *sparc32_dma_init(target_phys_addr_t daddr, qemu_irq parent_irq,
-                              void *iommu, qemu_irq *dev_irq)
+                              void *iommu, qemu_irq *dev_irq, int is_ledma)
 {
     DeviceState *dev;
     SysBusDevice *s;
 
     dev = qdev_create(NULL, "sparc32_dma");
     qdev_prop_set_ptr(dev, "iommu_opaque", iommu);
+    qdev_prop_set_uint32(dev, "is_ledma", is_ledma);
     qdev_init_nofail(dev);
     s = sysbus_from_qdev(dev);
     sysbus_connect_irq(s, 0, parent_irq);
@@ -809,7 +809,7 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
     void *iommu, *espdma, *ledma, *nvram;
     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS],
         espdma_irq, ledma_irq;
-    qemu_irq esp_reset;
+    qemu_irq esp_reset, dma_enable;
     qemu_irq fdc_tc;
     qemu_irq *cpu_halt;
     unsigned long kernel_size;
@@ -869,10 +869,10 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
     }
 
     espdma = sparc32_dma_init(hwdef->dma_base, slavio_irq[18],
-                              iommu, &espdma_irq);
+                              iommu, &espdma_irq, 0);
 
     ledma = sparc32_dma_init(hwdef->dma_base + 16ULL,
-                             slavio_irq[16], iommu, &ledma_irq);
+                             slavio_irq[16], iommu, &ledma_irq, 1);
 
     if (graphic_depth != 8 && graphic_depth != 24) {
         fprintf(stderr, "qemu: Unsupported depth: %d\n", graphic_depth);
@@ -929,11 +929,12 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
         exit(1);
     }
 
-    esp_reset = qdev_get_gpio_in(espdma, 0);
     esp_init(hwdef->esp_base, 2,
              espdma_memory_read, espdma_memory_write,
-             espdma, espdma_irq, &esp_reset);
+             espdma, espdma_irq, &esp_reset, &dma_enable);
 
+    qdev_connect_gpio_out(espdma, 0, esp_reset);
+    qdev_connect_gpio_out(espdma, 1, dma_enable);
 
     if (hwdef->cs_base) {
         sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
@@ -978,8 +979,11 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
         fw_cfg_add_bytes(fw_cfg, FW_CFG_CMDLINE_DATA,
                          (uint8_t*)strdup(kernel_cmdline),
                          strlen(kernel_cmdline) + 1);
+        fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
+                       strlen(kernel_cmdline) + 1);
     } else {
         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
+        fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
     }
     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used
@@ -1490,7 +1494,7 @@ static void sun4d_hw_init(const struct sun4d_hwdef *hwdef, ram_addr_t RAM_size,
     void *iounits[MAX_IOUNITS], *espdma, *ledma, *nvram;
     qemu_irq *cpu_irqs[MAX_CPUS], sbi_irq[32], sbi_cpu_irq[MAX_CPUS],
         espdma_irq, ledma_irq;
-    qemu_irq esp_reset;
+    qemu_irq esp_reset, dma_enable;
     unsigned long kernel_size;
     void *fw_cfg;
     DeviceState *dev;
@@ -1527,10 +1531,11 @@ static void sun4d_hw_init(const struct sun4d_hwdef *hwdef, ram_addr_t RAM_size,
                                     sbi_irq[0]);
 
     espdma = sparc32_dma_init(hwdef->espdma_base, sbi_irq[3],
-                              iounits[0], &espdma_irq);
+                              iounits[0], &espdma_irq, 0);
 
+    /* should be lebuffer instead */
     ledma = sparc32_dma_init(hwdef->ledma_base, sbi_irq[4],
-                             iounits[0], &ledma_irq);
+                             iounits[0], &ledma_irq, 0);
 
     if (graphic_depth != 8 && graphic_depth != 24) {
         fprintf(stderr, "qemu: Unsupported depth: %d\n", graphic_depth);
@@ -1557,10 +1562,12 @@ static void sun4d_hw_init(const struct sun4d_hwdef *hwdef, ram_addr_t RAM_size,
         exit(1);
     }
 
-    esp_reset = qdev_get_gpio_in(espdma, 0);
     esp_init(hwdef->esp_base, 2,
              espdma_memory_read, espdma_memory_write,
-             espdma, espdma_irq, &esp_reset);
+             espdma, espdma_irq, &esp_reset, &dma_enable);
+
+    qdev_connect_gpio_out(espdma, 0, esp_reset);
+    qdev_connect_gpio_out(espdma, 1, dma_enable);
 
     kernel_size = sun4m_load_kernel(kernel_filename, initrd_filename,
                                     RAM_size);
@@ -1679,7 +1686,7 @@ static void sun4c_hw_init(const struct sun4c_hwdef *hwdef, ram_addr_t RAM_size,
 {
     void *iommu, *espdma, *ledma, *nvram;
     qemu_irq *cpu_irqs, slavio_irq[8], espdma_irq, ledma_irq;
-    qemu_irq esp_reset;
+    qemu_irq esp_reset, dma_enable;
     qemu_irq fdc_tc;
     unsigned long kernel_size;
     DriveInfo *fd[MAX_FD];
@@ -1708,10 +1715,10 @@ static void sun4c_hw_init(const struct sun4c_hwdef *hwdef, ram_addr_t RAM_size,
                        slavio_irq[1]);
 
     espdma = sparc32_dma_init(hwdef->dma_base, slavio_irq[2],
-                              iommu, &espdma_irq);
+                              iommu, &espdma_irq, 0);
 
     ledma = sparc32_dma_init(hwdef->dma_base + 16ULL,
-                             slavio_irq[3], iommu, &ledma_irq);
+                             slavio_irq[3], iommu, &ledma_irq, 1);
 
     if (graphic_depth != 8 && graphic_depth != 24) {
         fprintf(stderr, "qemu: Unsupported depth: %d\n", graphic_depth);
@@ -1747,10 +1754,12 @@ static void sun4c_hw_init(const struct sun4c_hwdef *hwdef, ram_addr_t RAM_size,
         exit(1);
     }
 
-    esp_reset = qdev_get_gpio_in(espdma, 0);
     esp_init(hwdef->esp_base, 2,
              espdma_memory_read, espdma_memory_write,
-             espdma, espdma_irq, &esp_reset);
+             espdma, espdma_irq, &esp_reset, &dma_enable);
+
+    qdev_connect_gpio_out(espdma, 0, esp_reset);
+    qdev_connect_gpio_out(espdma, 1, dma_enable);
 
     kernel_size = sun4m_load_kernel(kernel_filename, initrd_filename,
                                     RAM_size);