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[Qemu-devel] [PATCH 20/48] add reset support for musb
From: |
Riku Voipio |
Subject: |
[Qemu-devel] [PATCH 20/48] add reset support for musb |
Date: |
Fri, 26 Mar 2010 16:06:40 +0000 |
From: Juha Riihimäki <address@hidden>
Signed-Off-By: Riku Voipio <address@hidden>
Signed-Off-By: Juha Riihimäki <address@hidden>
---
hw/usb-musb.c | 29 +++++++++++++++++++++++------
hw/usb.h | 1 +
2 files changed, 24 insertions(+), 6 deletions(-)
diff --git a/hw/usb-musb.c b/hw/usb-musb.c
index 7f15842..a83cd85 100644
--- a/hw/usb-musb.c
+++ b/hw/usb-musb.c
@@ -8,7 +8,7 @@
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 or
- * (at your option) version 3 of the License.
+ * (at your option) any later version of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -307,7 +307,9 @@ struct MUSBState {
uint16_t rx_intr;
uint16_t rx_mask;
+#ifdef SETUPLEN_HACK
int setup_len;
+#endif
int session;
uint8_t buf[0x8000];
@@ -315,15 +317,16 @@ struct MUSBState {
/* Duplicating the world since 2008!... probably we should have 32
* logical, single endpoints instead. */
MUSBEndPoint ep[16];
-} *musb_init(qemu_irq *irqs)
+};
+
+void musb_reset(MUSBState *s)
{
- MUSBState *s = qemu_mallocz(sizeof(*s));
int i;
- s->irqs = irqs;
-
s->faddr = 0x00;
+ s->devctl = 0;
s->power = MGC_M_POWER_HSENAB;
+
s->tx_intr = 0x0000;
s->rx_intr = 0x0000;
s->tx_mask = 0xffff;
@@ -332,6 +335,12 @@ struct MUSBState {
s->mask = 0x06;
s->idx = 0;
+#ifdef SETUPLEN_HACK
+ s->setup_len = 0;
+#endif
+ s->session = 0;
+ memset(s->buf, 0, sizeof(s->buf));
+
/* TODO: _DW */
s->ep[0].config = MGC_M_CONFIGDATA_SOFTCONE | MGC_M_CONFIGDATA_DYNFIFO;
for (i = 0; i < 16; i ++) {
@@ -341,6 +350,14 @@ struct MUSBState {
s->ep[i].musb = s;
s->ep[i].epnum = i;
}
+}
+
+struct MUSBState *musb_init(qemu_irq *irqs)
+{
+ MUSBState *s = qemu_mallocz(sizeof(*s));
+
+ s->irqs = irqs;
+ musb_reset(s);
usb_bus_new(&s->bus, NULL /* FIXME */);
usb_register_port(&s->bus, &s->port, s, 0, musb_attach);
@@ -1481,7 +1498,7 @@ static void musb_writew(void *opaque, target_phys_addr_t
addr, uint32_t value)
musb_write_fifo(s->ep + ep, (value >> 8 ) & 0xff);
musb_write_fifo(s->ep + ep, (value >> 16) & 0xff);
musb_write_fifo(s->ep + ep, (value >> 24) & 0xff);
- break;
+ break;
default:
TRACE("unknown register 0x%02x", (int) addr);
break;
diff --git a/hw/usb.h b/hw/usb.h
index 106d174..71df75b 100644
--- a/hw/usb.h
+++ b/hw/usb.h
@@ -284,6 +284,7 @@ enum musb_irq_source_e {
typedef struct MUSBState MUSBState;
MUSBState *musb_init(qemu_irq *irqs);
+void musb_reset(MUSBState *s);
uint32_t musb_core_intr_get(MUSBState *s);
void musb_core_intr_clear(MUSBState *s, uint32_t mask);
void musb_set_size(MUSBState *s, int epnum, int size, int is_tx);
--
1.6.5
- Re: [Qemu-devel] [PATCH 12/48] cocoa frontend changes, (continued)
- [Qemu-devel] [PATCH 22/48] License update, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 44/48] target-arm: fix neon v(q)(r)shrn instructions, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 21/48] NAND emulation overhaul, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 04/48] audio: fix integer overflow expression, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 33/48] Add OpenGL ES accelerator support, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 34/48] target-arm: add support for smc, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 30/48] savevm and reset support for soc_dma, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 29/48] Add triton2 (twl4030) driver, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 20/48] add reset support for musb,
Riku Voipio <=
- [Qemu-devel] [PATCH 19/48] usb-ohci: add omap init support, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 37/48] target-arm: fix neon vqrshl instruction, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 27/48] tsc2005 overhaul, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 10/48] Lots of ARM TCG changes, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 36/48] target-arm: fix neon vqshl/vqshlu instructions, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 24/48] onenand overhaul, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 26/48] SD overhaul, Riku Voipio, 2010/03/26
- [Qemu-devel] [PATCH 05/48] audio: fix coreaudio compilation, Riku Voipio, 2010/03/26
- Re: [Qemu-devel] [PATCH 00/48] RFC: omap3 patch collection, Paul Brook, 2010/03/26