From 44a935d8c3f09089e740a89b5af5d71c134b93df Mon Sep 17 00:00:00 2001 From: BALATON Zoltan Date: Sun, 20 Aug 2017 19:23:05 +0200 Subject: ppc4xx_i2c: Move to hw/i2c Signed-off-by: BALATON Zoltan Signed-off-by: David Gibson --- hw/i2c/Makefile.objs | 1 + hw/i2c/ppc4xx_i2c.c | 216 +++++++++++++++++++++++++++++++++++++++++++++++++++ hw/ppc/Makefile.objs | 2 +- hw/ppc/ppc4xx_i2c.c | 216 --------------------------------------------------- 4 files changed, 218 insertions(+), 217 deletions(-) create mode 100644 hw/i2c/ppc4xx_i2c.c delete mode 100644 hw/ppc/ppc4xx_i2c.c (limited to 'hw') diff --git a/hw/i2c/Makefile.objs b/hw/i2c/Makefile.objs index a081b8e..0594dea 100644 --- a/hw/i2c/Makefile.objs +++ b/hw/i2c/Makefile.objs @@ -8,3 +8,4 @@ common-obj-$(CONFIG_EXYNOS4) += exynos4210_i2c.o common-obj-$(CONFIG_IMX_I2C) += imx_i2c.o common-obj-$(CONFIG_ASPEED_SOC) += aspeed_i2c.o obj-$(CONFIG_OMAP) += omap_i2c.o +obj-$(CONFIG_PPC4XX) += ppc4xx_i2c.o diff --git a/hw/i2c/ppc4xx_i2c.c b/hw/i2c/ppc4xx_i2c.c new file mode 100644 index 0000000..5a6bde9 --- /dev/null +++ b/hw/i2c/ppc4xx_i2c.c @@ -0,0 +1,216 @@ +/* + * 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) 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) -- cgit v1.1