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[Qemu-devel] [PATCH 06/12] hw/omap2.c : separate sdrc (sdram controller)
From: |
cmchao |
Subject: |
[Qemu-devel] [PATCH 06/12] hw/omap2.c : separate sdrc (sdram controller) |
Date: |
Sat, 29 May 2010 01:43:19 +0800 |
Signed-off-by: cmchao <address@hidden>
---
Makefile.target | 2 +-
hw/omap.h | 2 +
hw/omap2.c | 144 ------------------------------------------------
hw/omap_sdrc.c | 165 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
4 files changed, 168 insertions(+), 145 deletions(-)
create mode 100644 hw/omap_sdrc.c
diff --git a/Makefile.target b/Makefile.target
index e6abaa7..59dd0d4 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -264,7 +264,7 @@ obj-arm-y += pxa2xx_lcd.o pxa2xx_mmci.o pxa2xx_pcmcia.o
pxa2xx_keypad.o
obj-arm-y += gumstix.o
obj-arm-y += zaurus.o ide/microdrive.o spitz.o tosa.o tc6393xb.o
obj-arm-y += omap1.o omap_lcdc.o omap_dma.o omap_clk.o omap_mmc.o omap_i2c.o
omap_gpio.o
-obj-arm-y += omap2.o omap_dss.o soc_dma.o omap_gptimer.o omap_synctimer.o
omap_gpmc.o
+obj-arm-y += omap2.o omap_dss.o soc_dma.o omap_gptimer.o omap_synctimer.o
omap_gpmc.o omap_sdrc.o
obj-arm-y += omap_sx1.o palm.o tsc210x.o
obj-arm-y += nseries.o blizzard.o onenand.o vga.o cbus.o tusb6010.o usb-musb.o
obj-arm-y += mst_fpga.o mainstone.o
diff --git a/hw/omap.h b/hw/omap.h
index c596953..ad4a465 100644
--- a/hw/omap.h
+++ b/hw/omap.h
@@ -90,8 +90,10 @@ struct omap_sysctl_s;
struct omap_sysctl_s *omap_sysctl_init(struct omap_target_agent_s *ta,
omap_clk iclk, struct omap_mpu_state_s *mpu);
+/* OMAP2 SDRAM controller */
struct omap_sdrc_s;
struct omap_sdrc_s *omap_sdrc_init(target_phys_addr_t base);
+void omap_sdrc_reset(struct omap_sdrc_s *s);
/* OMAP2 general purpose memory controller */
struct omap_gpmc_s;
diff --git a/hw/omap2.c b/hw/omap2.c
index b1e5aae..e6d1b52 100644
--- a/hw/omap2.c
+++ b/hw/omap2.c
@@ -2844,150 +2844,6 @@ struct omap_sysctl_s *omap_sysctl_init(struct
omap_target_agent_s *ta,
return s;
}
-/* SDRAM Controller Subsystem */
-struct omap_sdrc_s {
- uint8_t config;
-};
-
-static void omap_sdrc_reset(struct omap_sdrc_s *s)
-{
- s->config = 0x10;
-}
-
-static uint32_t omap_sdrc_read(void *opaque, target_phys_addr_t addr)
-{
- struct omap_sdrc_s *s = (struct omap_sdrc_s *) opaque;
-
- switch (addr) {
- case 0x00: /* SDRC_REVISION */
- return 0x20;
-
- case 0x10: /* SDRC_SYSCONFIG */
- return s->config;
-
- case 0x14: /* SDRC_SYSSTATUS */
- return 1; /* RESETDONE */
-
- case 0x40: /* SDRC_CS_CFG */
- case 0x44: /* SDRC_SHARING */
- case 0x48: /* SDRC_ERR_ADDR */
- case 0x4c: /* SDRC_ERR_TYPE */
- case 0x60: /* SDRC_DLLA_SCTRL */
- case 0x64: /* SDRC_DLLA_STATUS */
- case 0x68: /* SDRC_DLLB_CTRL */
- case 0x6c: /* SDRC_DLLB_STATUS */
- case 0x70: /* SDRC_POWER */
- case 0x80: /* SDRC_MCFG_0 */
- case 0x84: /* SDRC_MR_0 */
- case 0x88: /* SDRC_EMR1_0 */
- case 0x8c: /* SDRC_EMR2_0 */
- case 0x90: /* SDRC_EMR3_0 */
- case 0x94: /* SDRC_DCDL1_CTRL */
- case 0x98: /* SDRC_DCDL2_CTRL */
- case 0x9c: /* SDRC_ACTIM_CTRLA_0 */
- case 0xa0: /* SDRC_ACTIM_CTRLB_0 */
- case 0xa4: /* SDRC_RFR_CTRL_0 */
- case 0xa8: /* SDRC_MANUAL_0 */
- case 0xb0: /* SDRC_MCFG_1 */
- case 0xb4: /* SDRC_MR_1 */
- case 0xb8: /* SDRC_EMR1_1 */
- case 0xbc: /* SDRC_EMR2_1 */
- case 0xc0: /* SDRC_EMR3_1 */
- case 0xc4: /* SDRC_ACTIM_CTRLA_1 */
- case 0xc8: /* SDRC_ACTIM_CTRLB_1 */
- case 0xd4: /* SDRC_RFR_CTRL_1 */
- case 0xd8: /* SDRC_MANUAL_1 */
- return 0x00;
- }
-
- OMAP_BAD_REG(addr);
- return 0;
-}
-
-static void omap_sdrc_write(void *opaque, target_phys_addr_t addr,
- uint32_t value)
-{
- struct omap_sdrc_s *s = (struct omap_sdrc_s *) opaque;
-
- switch (addr) {
- case 0x00: /* SDRC_REVISION */
- case 0x14: /* SDRC_SYSSTATUS */
- case 0x48: /* SDRC_ERR_ADDR */
- case 0x64: /* SDRC_DLLA_STATUS */
- case 0x6c: /* SDRC_DLLB_STATUS */
- OMAP_RO_REG(addr);
- return;
-
- case 0x10: /* SDRC_SYSCONFIG */
- if ((value >> 3) != 0x2)
- fprintf(stderr, "%s: bad SDRAM idle mode %i\n",
- __FUNCTION__, value >> 3);
- if (value & 2)
- omap_sdrc_reset(s);
- s->config = value & 0x18;
- break;
-
- case 0x40: /* SDRC_CS_CFG */
- case 0x44: /* SDRC_SHARING */
- case 0x4c: /* SDRC_ERR_TYPE */
- case 0x60: /* SDRC_DLLA_SCTRL */
- case 0x68: /* SDRC_DLLB_CTRL */
- case 0x70: /* SDRC_POWER */
- case 0x80: /* SDRC_MCFG_0 */
- case 0x84: /* SDRC_MR_0 */
- case 0x88: /* SDRC_EMR1_0 */
- case 0x8c: /* SDRC_EMR2_0 */
- case 0x90: /* SDRC_EMR3_0 */
- case 0x94: /* SDRC_DCDL1_CTRL */
- case 0x98: /* SDRC_DCDL2_CTRL */
- case 0x9c: /* SDRC_ACTIM_CTRLA_0 */
- case 0xa0: /* SDRC_ACTIM_CTRLB_0 */
- case 0xa4: /* SDRC_RFR_CTRL_0 */
- case 0xa8: /* SDRC_MANUAL_0 */
- case 0xb0: /* SDRC_MCFG_1 */
- case 0xb4: /* SDRC_MR_1 */
- case 0xb8: /* SDRC_EMR1_1 */
- case 0xbc: /* SDRC_EMR2_1 */
- case 0xc0: /* SDRC_EMR3_1 */
- case 0xc4: /* SDRC_ACTIM_CTRLA_1 */
- case 0xc8: /* SDRC_ACTIM_CTRLB_1 */
- case 0xd4: /* SDRC_RFR_CTRL_1 */
- case 0xd8: /* SDRC_MANUAL_1 */
- break;
-
- default:
- OMAP_BAD_REG(addr);
- return;
- }
-}
-
-static CPUReadMemoryFunc * const omap_sdrc_readfn[] = {
- omap_badwidth_read32,
- omap_badwidth_read32,
- omap_sdrc_read,
-};
-
-static CPUWriteMemoryFunc * const omap_sdrc_writefn[] = {
- omap_badwidth_write32,
- omap_badwidth_write32,
- omap_sdrc_write,
-};
-
-struct omap_sdrc_s *omap_sdrc_init(target_phys_addr_t base)
-{
- int iomemtype;
- struct omap_sdrc_s *s = (struct omap_sdrc_s *)
- qemu_mallocz(sizeof(struct omap_sdrc_s));
-
- omap_sdrc_reset(s);
-
- iomemtype = cpu_register_io_memory(omap_sdrc_readfn,
- omap_sdrc_writefn, s);
- cpu_register_physical_memory(base, 0x1000, iomemtype);
-
- return s;
-}
-
/* General chip reset */
static void omap2_mpu_reset(void *opaque)
{
diff --git a/hw/omap_sdrc.c b/hw/omap_sdrc.c
new file mode 100644
index 0000000..aefaebe
--- /dev/null
+++ b/hw/omap_sdrc.c
@@ -0,0 +1,165 @@
+/*
+ * TI OMAP SDRAM controller emulation.
+ *
+ * Copyright (C) 2007-2008 Nokia Corporation
+ * Written by Andrzej Zaborowski <address@hidden>
+ *
+ * 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) 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
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+#include "hw.h"
+#include "omap.h"
+
+/* SDRAM Controller Subsystem */
+struct omap_sdrc_s {
+ uint8_t config;
+};
+
+void omap_sdrc_reset(struct omap_sdrc_s *s)
+{
+ s->config = 0x10;
+}
+
+static uint32_t omap_sdrc_read(void *opaque, target_phys_addr_t addr)
+{
+ struct omap_sdrc_s *s = (struct omap_sdrc_s *) opaque;
+
+ switch (addr) {
+ case 0x00: /* SDRC_REVISION */
+ return 0x20;
+
+ case 0x10: /* SDRC_SYSCONFIG */
+ return s->config;
+
+ case 0x14: /* SDRC_SYSSTATUS */
+ return 1; /* RESETDONE */
+
+ case 0x40: /* SDRC_CS_CFG */
+ case 0x44: /* SDRC_SHARING */
+ case 0x48: /* SDRC_ERR_ADDR */
+ case 0x4c: /* SDRC_ERR_TYPE */
+ case 0x60: /* SDRC_DLLA_SCTRL */
+ case 0x64: /* SDRC_DLLA_STATUS */
+ case 0x68: /* SDRC_DLLB_CTRL */
+ case 0x6c: /* SDRC_DLLB_STATUS */
+ case 0x70: /* SDRC_POWER */
+ case 0x80: /* SDRC_MCFG_0 */
+ case 0x84: /* SDRC_MR_0 */
+ case 0x88: /* SDRC_EMR1_0 */
+ case 0x8c: /* SDRC_EMR2_0 */
+ case 0x90: /* SDRC_EMR3_0 */
+ case 0x94: /* SDRC_DCDL1_CTRL */
+ case 0x98: /* SDRC_DCDL2_CTRL */
+ case 0x9c: /* SDRC_ACTIM_CTRLA_0 */
+ case 0xa0: /* SDRC_ACTIM_CTRLB_0 */
+ case 0xa4: /* SDRC_RFR_CTRL_0 */
+ case 0xa8: /* SDRC_MANUAL_0 */
+ case 0xb0: /* SDRC_MCFG_1 */
+ case 0xb4: /* SDRC_MR_1 */
+ case 0xb8: /* SDRC_EMR1_1 */
+ case 0xbc: /* SDRC_EMR2_1 */
+ case 0xc0: /* SDRC_EMR3_1 */
+ case 0xc4: /* SDRC_ACTIM_CTRLA_1 */
+ case 0xc8: /* SDRC_ACTIM_CTRLB_1 */
+ case 0xd4: /* SDRC_RFR_CTRL_1 */
+ case 0xd8: /* SDRC_MANUAL_1 */
+ return 0x00;
+ }
+
+ OMAP_BAD_REG(addr);
+ return 0;
+}
+
+static void omap_sdrc_write(void *opaque, target_phys_addr_t addr,
+ uint32_t value)
+{
+ struct omap_sdrc_s *s = (struct omap_sdrc_s *) opaque;
+
+ switch (addr) {
+ case 0x00: /* SDRC_REVISION */
+ case 0x14: /* SDRC_SYSSTATUS */
+ case 0x48: /* SDRC_ERR_ADDR */
+ case 0x64: /* SDRC_DLLA_STATUS */
+ case 0x6c: /* SDRC_DLLB_STATUS */
+ OMAP_RO_REG(addr);
+ return;
+
+ case 0x10: /* SDRC_SYSCONFIG */
+ if ((value >> 3) != 0x2)
+ fprintf(stderr, "%s: bad SDRAM idle mode %i\n",
+ __FUNCTION__, value >> 3);
+ if (value & 2)
+ omap_sdrc_reset(s);
+ s->config = value & 0x18;
+ break;
+
+ case 0x40: /* SDRC_CS_CFG */
+ case 0x44: /* SDRC_SHARING */
+ case 0x4c: /* SDRC_ERR_TYPE */
+ case 0x60: /* SDRC_DLLA_SCTRL */
+ case 0x68: /* SDRC_DLLB_CTRL */
+ case 0x70: /* SDRC_POWER */
+ case 0x80: /* SDRC_MCFG_0 */
+ case 0x84: /* SDRC_MR_0 */
+ case 0x88: /* SDRC_EMR1_0 */
+ case 0x8c: /* SDRC_EMR2_0 */
+ case 0x90: /* SDRC_EMR3_0 */
+ case 0x94: /* SDRC_DCDL1_CTRL */
+ case 0x98: /* SDRC_DCDL2_CTRL */
+ case 0x9c: /* SDRC_ACTIM_CTRLA_0 */
+ case 0xa0: /* SDRC_ACTIM_CTRLB_0 */
+ case 0xa4: /* SDRC_RFR_CTRL_0 */
+ case 0xa8: /* SDRC_MANUAL_0 */
+ case 0xb0: /* SDRC_MCFG_1 */
+ case 0xb4: /* SDRC_MR_1 */
+ case 0xb8: /* SDRC_EMR1_1 */
+ case 0xbc: /* SDRC_EMR2_1 */
+ case 0xc0: /* SDRC_EMR3_1 */
+ case 0xc4: /* SDRC_ACTIM_CTRLA_1 */
+ case 0xc8: /* SDRC_ACTIM_CTRLB_1 */
+ case 0xd4: /* SDRC_RFR_CTRL_1 */
+ case 0xd8: /* SDRC_MANUAL_1 */
+ break;
+
+ default:
+ OMAP_BAD_REG(addr);
+ return;
+ }
+}
+
+static CPUReadMemoryFunc * const omap_sdrc_readfn[] = {
+ omap_badwidth_read32,
+ omap_badwidth_read32,
+ omap_sdrc_read,
+};
+
+static CPUWriteMemoryFunc * const omap_sdrc_writefn[] = {
+ omap_badwidth_write32,
+ omap_badwidth_write32,
+ omap_sdrc_write,
+};
+
+struct omap_sdrc_s *omap_sdrc_init(target_phys_addr_t base)
+{
+ int iomemtype;
+ struct omap_sdrc_s *s = (struct omap_sdrc_s *)
+ qemu_mallocz(sizeof(struct omap_sdrc_s));
+
+ omap_sdrc_reset(s);
+
+ iomemtype = cpu_register_io_memory(omap_sdrc_readfn,
+ omap_sdrc_writefn, s);
+ cpu_register_physical_memory(base, 0x1000, iomemtype);
+
+ return s;
+}
--
1.7.0.4
- [Qemu-devel] [PATCH 00/12] refactor OMAP implementation, cmchao, 2010/05/28
- [Qemu-devel] [PATCH 01/12] hw/omap1.c : separate gpio module, cmchao, 2010/05/28
- [Qemu-devel] [PATCH 02/12] hw/omap2.c : separate gpio module, cmchao, 2010/05/28
- [Qemu-devel] [PATCH 03/12] hw/omap2.c : separate gptimer module, cmchao, 2010/05/28
- [Qemu-devel] [PATCH 04/12] hw/omap2.c : separate synctimer module, cmchao, 2010/05/28
- [Qemu-devel] [PATCH 05/12] hw/omap2.c : separate gpmc(general purpose memory controller), cmchao, 2010/05/28
- [Qemu-devel] [PATCH 06/12] hw/omap2.c : separate sdrc (sdram controller),
cmchao <=
- [Qemu-devel] [PATCH 08/12] hw/omap2.c : separate spi module, cmchao, 2010/05/28
- [Qemu-devel] [PATCH 09/12] hw/omap2.c : separate tap module(Test-Chip-level), cmchao, 2010/05/28
- [Qemu-devel] [PATCH 07/12] hw/omap1.c : separate interrupt controller module, cmchao, 2010/05/28
- [Qemu-devel] [PATCH 10/12] hw/omwp2.c : separate l4 interconnect module, cmchao, 2010/05/28
- [Qemu-devel] [PATCH 12/12] hw/omap : make local function static and remove declaration from header, cmchao, 2010/05/28
- [Qemu-devel] [PATCH 11/12] hw/omap1.c : separate uart module, cmchao, 2010/05/28