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[Qemu-devel] [PATCH v2 15/17] net/dp8393x: fix hardware reset
From: |
Hervé Poussineau |
Subject: |
[Qemu-devel] [PATCH v2 15/17] net/dp8393x: fix hardware reset |
Date: |
Wed, 27 May 2015 14:19:58 +0200 |
Documentation is not clear of what happens when doing a hardware reset,
but firmware expect all registers to be zero unless specified otherwise.
This fixes reboot on MIPS Magnum.
Signed-off-by: Hervé Poussineau <address@hidden>
---
hw/net/dp8393x.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/hw/net/dp8393x.c b/hw/net/dp8393x.c
index b72b0b1..95a4d3d 100644
--- a/hw/net/dp8393x.c
+++ b/hw/net/dp8393x.c
@@ -786,6 +786,7 @@ static void dp8393x_reset(DeviceState *dev)
dp8393xState *s = DP8393X(dev);
timer_del(s->watchdog);
+ memset(s->regs, 0, sizeof(s->regs));
s->regs[SONIC_CR] = SONIC_CR_RST | SONIC_CR_STP | SONIC_CR_RXDIS;
s->regs[SONIC_DCR] &= ~(SONIC_DCR_EXBUS | SONIC_DCR_LBR);
s->regs[SONIC_RCR] &= ~(SONIC_RCR_LB0 | SONIC_RCR_LB1 | SONIC_RCR_BRD |
SONIC_RCR_RNT);
--
2.1.4
- [Qemu-devel] [PATCH v2 09/17] net/dp8393x: do not use old_mmio accesses, (continued)
- [Qemu-devel] [PATCH v2 09/17] net/dp8393x: do not use old_mmio accesses, Hervé Poussineau, 2015/05/27
- [Qemu-devel] [PATCH v2 12/17] net/dp8393x: add PROM to store MAC address, Hervé Poussineau, 2015/05/27
- [Qemu-devel] [PATCH v2 02/17] dma/rc4030: create custom DMA address space, Hervé Poussineau, 2015/05/27
- [Qemu-devel] [PATCH v2 10/17] net/dp8393x: use dp8393x_ prefix for all functions, Hervé Poussineau, 2015/05/27
- [Qemu-devel] [PATCH v2 11/17] net/dp8393x: QOM'ify, Hervé Poussineau, 2015/05/27
- [Qemu-devel] [PATCH v2 17/17] [RFC] dma/rc4030: do multiple calls to address_space_rw when doing DMA transfers, Hervé Poussineau, 2015/05/27
- [Qemu-devel] [PATCH v2 07/17] dma/rc4030: convert to QOM, Hervé Poussineau, 2015/05/27
- [Qemu-devel] [PATCH v2 06/17] dma/rc4030: use trace events instead of custom logging, Hervé Poussineau, 2015/05/27
- [Qemu-devel] [PATCH v2 08/17] net/dp8393x: always calculate proper checksums, Hervé Poussineau, 2015/05/27
- [Qemu-devel] [PATCH v2 04/17] dma/rc4030: do not use old_mmio accesses, Hervé Poussineau, 2015/05/27
- [Qemu-devel] [PATCH v2 15/17] net/dp8393x: fix hardware reset,
Hervé Poussineau <=
- [Qemu-devel] [PATCH v2 05/17] dma/rc4030: document register at offset 0x210, Hervé Poussineau, 2015/05/27
- [Qemu-devel] [PATCH v2 16/17] net/dp8393x: repair can_receive() method, Hervé Poussineau, 2015/05/27
- [Qemu-devel] [PATCH v2 03/17] dma/rc4030: use AddressSpace and address_space_rw in users, Hervé Poussineau, 2015/05/27