diff options
author | Paolo Bonzini <pbonzini@redhat.com> | 2013-03-01 13:59:19 +0100 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2013-04-08 18:13:12 +0200 |
commit | 49ab747f668f421138d5b40d83fa279c4c5e278d (patch) | |
tree | 943225a04eac885aed038731adf058f2250a2f40 /hw/pl061.c | |
parent | ce3b494cb504f96992f2d37ebc8f56deed202b06 (diff) |
hw: move target-independent files to subdirectories
This patch tackles all files that are compiled once, moving
them to subdirectories of hw/.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/pl061.c')
-rw-r--r-- | hw/pl061.c | 336 |
1 files changed, 0 insertions, 336 deletions
diff --git a/hw/pl061.c b/hw/pl061.c deleted file mode 100644 index 74bc109488..0000000000 --- a/hw/pl061.c +++ /dev/null @@ -1,336 +0,0 @@ -/* - * Arm PrimeCell PL061 General Purpose IO with additional - * Luminary Micro Stellaris bits. - * - * Copyright (c) 2007 CodeSourcery. - * Written by Paul Brook - * - * This code is licensed under the GPL. - */ - -#include "hw/sysbus.h" - -//#define DEBUG_PL061 1 - -#ifdef DEBUG_PL061 -#define DPRINTF(fmt, ...) \ -do { printf("pl061: " fmt , ## __VA_ARGS__); } while (0) -#define BADF(fmt, ...) \ -do { fprintf(stderr, "pl061: error: " fmt , ## __VA_ARGS__); exit(1);} while (0) -#else -#define DPRINTF(fmt, ...) do {} while(0) -#define BADF(fmt, ...) \ -do { fprintf(stderr, "pl061: error: " fmt , ## __VA_ARGS__);} while (0) -#endif - -static const uint8_t pl061_id[12] = - { 0x00, 0x00, 0x00, 0x00, 0x61, 0x10, 0x04, 0x00, 0x0d, 0xf0, 0x05, 0xb1 }; -static const uint8_t pl061_id_luminary[12] = - { 0x00, 0x00, 0x00, 0x00, 0x61, 0x00, 0x18, 0x01, 0x0d, 0xf0, 0x05, 0xb1 }; - -typedef struct { - SysBusDevice busdev; - MemoryRegion iomem; - uint32_t locked; - uint32_t data; - uint32_t old_data; - uint32_t dir; - uint32_t isense; - uint32_t ibe; - uint32_t iev; - uint32_t im; - uint32_t istate; - uint32_t afsel; - uint32_t dr2r; - uint32_t dr4r; - uint32_t dr8r; - uint32_t odr; - uint32_t pur; - uint32_t pdr; - uint32_t slr; - uint32_t den; - uint32_t cr; - uint32_t float_high; - uint32_t amsel; - qemu_irq irq; - qemu_irq out[8]; - const unsigned char *id; -} pl061_state; - -static const VMStateDescription vmstate_pl061 = { - .name = "pl061", - .version_id = 2, - .minimum_version_id = 1, - .fields = (VMStateField[]) { - VMSTATE_UINT32(locked, pl061_state), - VMSTATE_UINT32(data, pl061_state), - VMSTATE_UINT32(old_data, pl061_state), - VMSTATE_UINT32(dir, pl061_state), - VMSTATE_UINT32(isense, pl061_state), - VMSTATE_UINT32(ibe, pl061_state), - VMSTATE_UINT32(iev, pl061_state), - VMSTATE_UINT32(im, pl061_state), - VMSTATE_UINT32(istate, pl061_state), - VMSTATE_UINT32(afsel, pl061_state), - VMSTATE_UINT32(dr2r, pl061_state), - VMSTATE_UINT32(dr4r, pl061_state), - VMSTATE_UINT32(dr8r, pl061_state), - VMSTATE_UINT32(odr, pl061_state), - VMSTATE_UINT32(pur, pl061_state), - VMSTATE_UINT32(pdr, pl061_state), - VMSTATE_UINT32(slr, pl061_state), - VMSTATE_UINT32(den, pl061_state), - VMSTATE_UINT32(cr, pl061_state), - VMSTATE_UINT32(float_high, pl061_state), - VMSTATE_UINT32_V(amsel, pl061_state, 2), - VMSTATE_END_OF_LIST() - } -}; - -static void pl061_update(pl061_state *s) -{ - uint8_t changed; - uint8_t mask; - uint8_t out; - int i; - - /* Outputs float high. */ - /* FIXME: This is board dependent. */ - out = (s->data & s->dir) | ~s->dir; - changed = s->old_data ^ out; - if (!changed) - return; - - s->old_data = out; - for (i = 0; i < 8; i++) { - mask = 1 << i; - if (changed & mask) { - DPRINTF("Set output %d = %d\n", i, (out & mask) != 0); - qemu_set_irq(s->out[i], (out & mask) != 0); - } - } - - /* FIXME: Implement input interrupts. */ -} - -static uint64_t pl061_read(void *opaque, hwaddr offset, - unsigned size) -{ - pl061_state *s = (pl061_state *)opaque; - - if (offset >= 0xfd0 && offset < 0x1000) { - return s->id[(offset - 0xfd0) >> 2]; - } - if (offset < 0x400) { - return s->data & (offset >> 2); - } - switch (offset) { - case 0x400: /* Direction */ - return s->dir; - case 0x404: /* Interrupt sense */ - return s->isense; - case 0x408: /* Interrupt both edges */ - return s->ibe; - case 0x40c: /* Interrupt event */ - return s->iev; - case 0x410: /* Interrupt mask */ - return s->im; - case 0x414: /* Raw interrupt status */ - return s->istate; - case 0x418: /* Masked interrupt status */ - return s->istate | s->im; - case 0x420: /* Alternate function select */ - return s->afsel; - case 0x500: /* 2mA drive */ - return s->dr2r; - case 0x504: /* 4mA drive */ - return s->dr4r; - case 0x508: /* 8mA drive */ - return s->dr8r; - case 0x50c: /* Open drain */ - return s->odr; - case 0x510: /* Pull-up */ - return s->pur; - case 0x514: /* Pull-down */ - return s->pdr; - case 0x518: /* Slew rate control */ - return s->slr; - case 0x51c: /* Digital enable */ - return s->den; - case 0x520: /* Lock */ - return s->locked; - case 0x524: /* Commit */ - return s->cr; - case 0x528: /* Analog mode select */ - return s->amsel; - default: - qemu_log_mask(LOG_GUEST_ERROR, - "pl061_read: Bad offset %x\n", (int)offset); - return 0; - } -} - -static void pl061_write(void *opaque, hwaddr offset, - uint64_t value, unsigned size) -{ - pl061_state *s = (pl061_state *)opaque; - uint8_t mask; - - if (offset < 0x400) { - mask = (offset >> 2) & s->dir; - s->data = (s->data & ~mask) | (value & mask); - pl061_update(s); - return; - } - switch (offset) { - case 0x400: /* Direction */ - s->dir = value & 0xff; - break; - case 0x404: /* Interrupt sense */ - s->isense = value & 0xff; - break; - case 0x408: /* Interrupt both edges */ - s->ibe = value & 0xff; - break; - case 0x40c: /* Interrupt event */ - s->iev = value & 0xff; - break; - case 0x410: /* Interrupt mask */ - s->im = value & 0xff; - break; - case 0x41c: /* Interrupt clear */ - s->istate &= ~value; - break; - case 0x420: /* Alternate function select */ - mask = s->cr; - s->afsel = (s->afsel & ~mask) | (value & mask); - break; - case 0x500: /* 2mA drive */ - s->dr2r = value & 0xff; - break; - case 0x504: /* 4mA drive */ - s->dr4r = value & 0xff; - break; - case 0x508: /* 8mA drive */ - s->dr8r = value & 0xff; - break; - case 0x50c: /* Open drain */ - s->odr = value & 0xff; - break; - case 0x510: /* Pull-up */ - s->pur = value & 0xff; - break; - case 0x514: /* Pull-down */ - s->pdr = value & 0xff; - break; - case 0x518: /* Slew rate control */ - s->slr = value & 0xff; - break; - case 0x51c: /* Digital enable */ - s->den = value & 0xff; - break; - case 0x520: /* Lock */ - s->locked = (value != 0xacce551); - break; - case 0x524: /* Commit */ - if (!s->locked) - s->cr = value & 0xff; - break; - case 0x528: - s->amsel = value & 0xff; - break; - default: - qemu_log_mask(LOG_GUEST_ERROR, - "pl061_write: Bad offset %x\n", (int)offset); - } - pl061_update(s); -} - -static void pl061_reset(pl061_state *s) -{ - s->locked = 1; - s->cr = 0xff; -} - -static void pl061_set_irq(void * opaque, int irq, int level) -{ - pl061_state *s = (pl061_state *)opaque; - uint8_t mask; - - mask = 1 << irq; - if ((s->dir & mask) == 0) { - s->data &= ~mask; - if (level) - s->data |= mask; - pl061_update(s); - } -} - -static const MemoryRegionOps pl061_ops = { - .read = pl061_read, - .write = pl061_write, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -static int pl061_init(SysBusDevice *dev, const unsigned char *id) -{ - pl061_state *s = FROM_SYSBUS(pl061_state, dev); - s->id = id; - memory_region_init_io(&s->iomem, &pl061_ops, s, "pl061", 0x1000); - sysbus_init_mmio(dev, &s->iomem); - sysbus_init_irq(dev, &s->irq); - qdev_init_gpio_in(&dev->qdev, pl061_set_irq, 8); - qdev_init_gpio_out(&dev->qdev, s->out, 8); - pl061_reset(s); - return 0; -} - -static int pl061_init_luminary(SysBusDevice *dev) -{ - return pl061_init(dev, pl061_id_luminary); -} - -static int pl061_init_arm(SysBusDevice *dev) -{ - return pl061_init(dev, pl061_id); -} - -static void pl061_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); - - k->init = pl061_init_arm; - dc->vmsd = &vmstate_pl061; -} - -static const TypeInfo pl061_info = { - .name = "pl061", - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(pl061_state), - .class_init = pl061_class_init, -}; - -static void pl061_luminary_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); - - k->init = pl061_init_luminary; - dc->vmsd = &vmstate_pl061; -} - -static const TypeInfo pl061_luminary_info = { - .name = "pl061_luminary", - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(pl061_state), - .class_init = pl061_luminary_class_init, -}; - -static void pl061_register_types(void) -{ - type_register_static(&pl061_info); - type_register_static(&pl061_luminary_info); -} - -type_init(pl061_register_types) |