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authorBALATON Zoltan <balaton@eik.bme.hu>2017-08-20 19:23:05 +0200
committerDavid Gibson <david@gibson.dropbear.id.au>2017-09-08 09:30:55 +1000
commit44a935d8c3f09089e740a89b5af5d71c134b93df (patch)
tree5e148a557172cbf9134af65ed49676291374c8e4 /hw/ppc
parent3b09bb0fb9bc03f3897da4940ba2fb808c00c038 (diff)
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ppc4xx_i2c: Move to hw/i2c
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'hw/ppc')
-rw-r--r--hw/ppc/Makefile.objs2
-rw-r--r--hw/ppc/ppc4xx_i2c.c216
2 files changed, 1 insertions, 217 deletions
diff --git a/hw/ppc/Makefile.objs b/hw/ppc/Makefile.objs
index 2077216..7efc686 100644
--- a/hw/ppc/Makefile.objs
+++ b/hw/ppc/Makefile.objs
@@ -13,7 +13,7 @@ endif
obj-$(CONFIG_PSERIES) += spapr_rtas_ddw.o
# PowerPC 4xx boards
obj-y += ppc405_boards.o ppc4xx_devs.o ppc405_uc.o ppc440_bamboo.o
-obj-y += ppc4xx_pci.o ppc4xx_i2c.o
+obj-y += ppc4xx_pci.o
# PReP
obj-$(CONFIG_PREP) += prep.o
obj-$(CONFIG_PREP) += prep_systemio.o
diff --git a/hw/ppc/ppc4xx_i2c.c b/hw/ppc/ppc4xx_i2c.c
deleted file mode 100644
index 5a6bde9..0000000
--- a/hw/ppc/ppc4xx_i2c.c
+++ /dev/null
@@ -1,216 +0,0 @@
-/*
- * PPC4xx I2C controller emulation
- *
- * Copyright (c) 2007 Jocelyn Mayer
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "qemu/osdep.h"
-#include "qapi/error.h"
-#include "qemu-common.h"
-#include "cpu.h"
-#include "hw/hw.h"
-#include "hw/i2c/ppc4xx_i2c.h"
-
-/*#define DEBUG_I2C*/
-
-#define PPC4xx_I2C_MEM_SIZE 0x11
-
-static uint64_t ppc4xx_i2c_readb(void *opaque, hwaddr addr, unsigned int size)
-{
- PPC4xxI2CState *i2c = PPC4xx_I2C(opaque);
- uint64_t ret;
-
-#ifdef DEBUG_I2C
- printf("%s: addr " TARGET_FMT_plx "\n", __func__, addr);
-#endif
- switch (addr) {
- case 0x00:
- /*i2c_readbyte(&i2c->mdata);*/
- ret = i2c->mdata;
- break;
- case 0x02:
- ret = i2c->sdata;
- break;
- case 0x04:
- ret = i2c->lmadr;
- break;
- case 0x05:
- ret = i2c->hmadr;
- break;
- case 0x06:
- ret = i2c->cntl;
- break;
- case 0x07:
- ret = i2c->mdcntl;
- break;
- case 0x08:
- ret = i2c->sts;
- break;
- case 0x09:
- ret = i2c->extsts;
- break;
- case 0x0A:
- ret = i2c->lsadr;
- break;
- case 0x0B:
- ret = i2c->hsadr;
- break;
- case 0x0C:
- ret = i2c->clkdiv;
- break;
- case 0x0D:
- ret = i2c->intrmsk;
- break;
- case 0x0E:
- ret = i2c->xfrcnt;
- break;
- case 0x0F:
- ret = i2c->xtcntlss;
- break;
- case 0x10:
- ret = i2c->directcntl;
- break;
- default:
- ret = 0x00;
- break;
- }
-#ifdef DEBUG_I2C
- printf("%s: addr " TARGET_FMT_plx " %02" PRIx64 "\n", __func__, addr, ret);
-#endif
-
- return ret;
-}
-
-static void ppc4xx_i2c_writeb(void *opaque, hwaddr addr, uint64_t value,
- unsigned int size)
-{
- PPC4xxI2CState *i2c = opaque;
-#ifdef DEBUG_I2C
- printf("%s: addr " TARGET_FMT_plx " val %08" PRIx64 "\n",
- __func__, addr, value);
-#endif
- switch (addr) {
- case 0x00:
- i2c->mdata = value;
- /*i2c_sendbyte(&i2c->mdata);*/
- break;
- case 0x02:
- i2c->sdata = value;
- break;
- case 0x04:
- i2c->lmadr = value;
- break;
- case 0x05:
- i2c->hmadr = value;
- break;
- case 0x06:
- i2c->cntl = value;
- break;
- case 0x07:
- i2c->mdcntl = value & 0xDF;
- break;
- case 0x08:
- i2c->sts &= ~(value & 0x0A);
- break;
- case 0x09:
- i2c->extsts &= ~(value & 0x8F);
- break;
- case 0x0A:
- i2c->lsadr = value;
- break;
- case 0x0B:
- i2c->hsadr = value;
- break;
- case 0x0C:
- i2c->clkdiv = value;
- break;
- case 0x0D:
- i2c->intrmsk = value;
- break;
- case 0x0E:
- i2c->xfrcnt = value & 0x77;
- break;
- case 0x0F:
- i2c->xtcntlss = value;
- break;
- case 0x10:
- i2c->directcntl = value & 0x7;
- break;
- }
-}
-
-static const MemoryRegionOps ppc4xx_i2c_ops = {
- .read = ppc4xx_i2c_readb,
- .write = ppc4xx_i2c_writeb,
- .valid.min_access_size = 1,
- .valid.max_access_size = 4,
- .impl.min_access_size = 1,
- .impl.max_access_size = 1,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void ppc4xx_i2c_reset(DeviceState *s)
-{
- PPC4xxI2CState *i2c = PPC4xx_I2C(s);
-
- i2c->mdata = 0x00;
- i2c->sdata = 0x00;
- i2c->cntl = 0x00;
- i2c->mdcntl = 0x00;
- i2c->sts = 0x00;
- i2c->extsts = 0x00;
- i2c->clkdiv = 0x00;
- i2c->xfrcnt = 0x00;
- i2c->directcntl = 0x0F;
-}
-
-static void ppc4xx_i2c_init(Object *o)
-{
- PPC4xxI2CState *s = PPC4xx_I2C(o);
-
- memory_region_init_io(&s->iomem, OBJECT(s), &ppc4xx_i2c_ops, s,
- TYPE_PPC4xx_I2C, PPC4xx_I2C_MEM_SIZE);
- sysbus_init_mmio(SYS_BUS_DEVICE(s), &s->iomem);
- sysbus_init_irq(SYS_BUS_DEVICE(s), &s->irq);
- s->bus = i2c_init_bus(DEVICE(s), "i2c");
-}
-
-static void ppc4xx_i2c_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
-
- dc->reset = ppc4xx_i2c_reset;
-}
-
-static const TypeInfo ppc4xx_i2c_type_info = {
- .name = TYPE_PPC4xx_I2C,
- .parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(PPC4xxI2CState),
- .instance_init = ppc4xx_i2c_init,
- .class_init = ppc4xx_i2c_class_init,
-};
-
-static void ppc4xx_i2c_register_types(void)
-{
- type_register_static(&ppc4xx_i2c_type_info);
-}
-
-type_init(ppc4xx_i2c_register_types)