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[Qemu-devel] [PATCH 1/2] hw/mips/jazz: create ESP device directly via qd
From: |
Mark Cave-Ayland |
Subject: |
[Qemu-devel] [PATCH 1/2] hw/mips/jazz: create ESP device directly via qdev |
Date: |
Wed, 13 Jun 2018 10:47:26 +0100 |
MIPS jazz is the last user of the legacy esp_init() function so move creation
of the ESP device over to use qdev.
Note that the esp_reset and dma_enable qemu_irqs are currently unused and so
we do not wire these up and instead remove the variables to prevent the
compiler emitting unused variable warnings.
Signed-off-by: Mark Cave-Ayland <address@hidden>
---
hw/mips/mips_jazz.c | 19 ++++++++++++++++---
1 file changed, 16 insertions(+), 3 deletions(-)
diff --git a/hw/mips/mips_jazz.c b/hw/mips/mips_jazz.c
index 90cb306f53..1afbe3ce6a 100644
--- a/hw/mips/mips_jazz.c
+++ b/hw/mips/mips_jazz.c
@@ -145,10 +145,10 @@ static void mips_jazz_init(MachineState *machine,
ISABus *isa_bus;
ISADevice *pit;
DriveInfo *fds[MAX_FD];
- qemu_irq esp_reset, dma_enable;
MemoryRegion *ram = g_new(MemoryRegion, 1);
MemoryRegion *bios = g_new(MemoryRegion, 1);
MemoryRegion *bios2 = g_new(MemoryRegion, 1);
+ SysBusESPState *sysbus_esp;
ESPState *esp;
/* init CPUs */
@@ -281,8 +281,21 @@ static void mips_jazz_init(MachineState *machine,
}
/* SCSI adapter */
- esp = esp_init(0x80002000, 0, rc4030_dma_read, rc4030_dma_write, dmas[0],
- qdev_get_gpio_in(rc4030, 5), &esp_reset, &dma_enable);
+ dev = qdev_create(NULL, TYPE_ESP);
+ sysbus_esp = ESP_STATE(dev);
+ esp = &sysbus_esp->esp;
+ esp->dma_memory_read = rc4030_dma_read;
+ esp->dma_memory_write = rc4030_dma_write;
+ esp->dma_opaque = dmas[0];
+ sysbus_esp->it_shift = 0;
+ /* XXX for now until rc4030 has been changed to use DMA enable signal */
+ esp->dma_enabled = 1;
+ qdev_init_nofail(dev);
+
+ sysbus = SYS_BUS_DEVICE(dev);
+ sysbus_connect_irq(sysbus, 0, qdev_get_gpio_in(rc4030, 5));
+ sysbus_mmio_map(sysbus, 0, 0x80002000);
+
scsi_bus_legacy_handle_cmdline(&esp->bus);
/* Floppy */
--
2.11.0
Re: [Qemu-devel] [PATCH 0/2] scsi: remove legacy esp_init() function, Mark Cave-Ayland, 2018/06/27