symbian-qemu-0.9.1-12/qemu-symbian-svp/hw/pxa2xx_pcmcia.c
author martin.trojer@nokia.com
Fri, 31 Jul 2009 15:01:17 +0100
changeset 1 2fb8b9db1c86
permissions -rw-r--r--
Initial QEMU (symbian-qemu-0.9.1-12) import
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/*
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 * Intel XScale PXA255/270 PC Card and CompactFlash Interface.
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 *
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 * Copyright (c) 2006 Openedhand Ltd.
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 * Written by Andrzej Zaborowski <balrog@zabor.org>
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 *
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 * This code is licensed under the GPLv2.
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 */
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#include "hw.h"
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#include "pcmcia.h"
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#include "pxa.h"
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struct pxa2xx_pcmcia_s {
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    struct pcmcia_socket_s slot;
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    struct pcmcia_card_s *card;
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    qemu_irq irq;
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    qemu_irq cd_irq;
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};
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static uint32_t pxa2xx_pcmcia_common_read(void *opaque,
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                target_phys_addr_t offset)
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{
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    struct pxa2xx_pcmcia_s *s = (struct pxa2xx_pcmcia_s *) opaque;
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    if (s->slot.attached) {
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        return s->card->common_read(s->card->state, offset);
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    }
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    return 0;
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}
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static void pxa2xx_pcmcia_common_write(void *opaque,
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                target_phys_addr_t offset, uint32_t value)
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{
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    struct pxa2xx_pcmcia_s *s = (struct pxa2xx_pcmcia_s *) opaque;
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    if (s->slot.attached) {
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        s->card->common_write(s->card->state, offset, value);
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    }
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}
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static uint32_t pxa2xx_pcmcia_attr_read(void *opaque,
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                target_phys_addr_t offset)
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{
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    struct pxa2xx_pcmcia_s *s = (struct pxa2xx_pcmcia_s *) opaque;
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    if (s->slot.attached) {
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        return s->card->attr_read(s->card->state, offset);
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    }
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    return 0;
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}
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static void pxa2xx_pcmcia_attr_write(void *opaque,
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                target_phys_addr_t offset, uint32_t value)
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{
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    struct pxa2xx_pcmcia_s *s = (struct pxa2xx_pcmcia_s *) opaque;
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    if (s->slot.attached) {
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        s->card->attr_write(s->card->state, offset, value);
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    }
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}
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static uint32_t pxa2xx_pcmcia_io_read(void *opaque,
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                target_phys_addr_t offset)
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{
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    struct pxa2xx_pcmcia_s *s = (struct pxa2xx_pcmcia_s *) opaque;
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    if (s->slot.attached) {
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        return s->card->io_read(s->card->state, offset);
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    }
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    return 0;
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}
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static void pxa2xx_pcmcia_io_write(void *opaque,
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                target_phys_addr_t offset, uint32_t value)
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{
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    struct pxa2xx_pcmcia_s *s = (struct pxa2xx_pcmcia_s *) opaque;
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    if (s->slot.attached) {
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        s->card->io_write(s->card->state, offset, value);
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    }
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}
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static CPUReadMemoryFunc *pxa2xx_pcmcia_common_readfn[] = {
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    pxa2xx_pcmcia_common_read,
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    pxa2xx_pcmcia_common_read,
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    pxa2xx_pcmcia_common_read,
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};
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static CPUWriteMemoryFunc *pxa2xx_pcmcia_common_writefn[] = {
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    pxa2xx_pcmcia_common_write,
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    pxa2xx_pcmcia_common_write,
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    pxa2xx_pcmcia_common_write,
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};
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static CPUReadMemoryFunc *pxa2xx_pcmcia_attr_readfn[] = {
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    pxa2xx_pcmcia_attr_read,
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    pxa2xx_pcmcia_attr_read,
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    pxa2xx_pcmcia_attr_read,
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};
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static CPUWriteMemoryFunc *pxa2xx_pcmcia_attr_writefn[] = {
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    pxa2xx_pcmcia_attr_write,
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    pxa2xx_pcmcia_attr_write,
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    pxa2xx_pcmcia_attr_write,
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};
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static CPUReadMemoryFunc *pxa2xx_pcmcia_io_readfn[] = {
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    pxa2xx_pcmcia_io_read,
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    pxa2xx_pcmcia_io_read,
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    pxa2xx_pcmcia_io_read,
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};
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static CPUWriteMemoryFunc *pxa2xx_pcmcia_io_writefn[] = {
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   119
    pxa2xx_pcmcia_io_write,
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   120
    pxa2xx_pcmcia_io_write,
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   121
    pxa2xx_pcmcia_io_write,
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   122
};
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   123
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   124
static void pxa2xx_pcmcia_set_irq(void *opaque, int line, int level)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   125
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   126
    struct pxa2xx_pcmcia_s *s = (struct pxa2xx_pcmcia_s *) opaque;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   127
    if (!s->irq)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   128
        return;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   129
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   130
    qemu_set_irq(s->irq, level);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   131
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   132
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   133
struct pxa2xx_pcmcia_s *pxa2xx_pcmcia_init(target_phys_addr_t base)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   134
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   135
    int iomemtype;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   136
    struct pxa2xx_pcmcia_s *s;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   137
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   138
    s = (struct pxa2xx_pcmcia_s *)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   139
            qemu_mallocz(sizeof(struct pxa2xx_pcmcia_s));
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   140
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   141
    /* Socket I/O Memory Space */
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   142
    iomemtype = cpu_register_io_memory(0, pxa2xx_pcmcia_io_readfn,
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   143
                    pxa2xx_pcmcia_io_writefn, s);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   144
    cpu_register_physical_memory(base | 0x00000000, 0x04000000, iomemtype);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   145
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   146
    /* Then next 64 MB is reserved */
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   147
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   148
    /* Socket Attribute Memory Space */
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   149
    iomemtype = cpu_register_io_memory(0, pxa2xx_pcmcia_attr_readfn,
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   150
                    pxa2xx_pcmcia_attr_writefn, s);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   151
    cpu_register_physical_memory(base | 0x08000000, 0x04000000, iomemtype);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   152
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   153
    /* Socket Common Memory Space */
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   154
    iomemtype = cpu_register_io_memory(0, pxa2xx_pcmcia_common_readfn,
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   155
                    pxa2xx_pcmcia_common_writefn, s);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   156
    cpu_register_physical_memory(base | 0x0c000000, 0x04000000, iomemtype);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   157
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   158
    if (base == 0x30000000)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   159
        s->slot.slot_string = "PXA PC Card Socket 1";
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   160
    else
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   161
        s->slot.slot_string = "PXA PC Card Socket 0";
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   162
    s->slot.irq = qemu_allocate_irqs(pxa2xx_pcmcia_set_irq, s, 1)[0];
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   163
    pcmcia_socket_register(&s->slot);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   164
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   165
    return s;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   166
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   167
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   168
/* Insert a new card into a slot */
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   169
int pxa2xx_pcmcia_attach(void *opaque, struct pcmcia_card_s *card)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   170
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   171
    struct pxa2xx_pcmcia_s *s = (struct pxa2xx_pcmcia_s *) opaque;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   172
    if (s->slot.attached)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   173
        return -EEXIST;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   174
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   175
    if (s->cd_irq) {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   176
        qemu_irq_raise(s->cd_irq);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   177
    }
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   178
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   179
    s->card = card;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   180
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   181
    s->slot.attached = 1;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   182
    s->card->slot = &s->slot;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   183
    s->card->attach(s->card->state);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   184
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   185
    return 0;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   186
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   187
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   188
/* Eject card from the slot */
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   189
int pxa2xx_pcmcia_dettach(void *opaque)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   190
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   191
    struct pxa2xx_pcmcia_s *s = (struct pxa2xx_pcmcia_s *) opaque;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   192
    if (!s->slot.attached)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   193
        return -ENOENT;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   194
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   195
    s->card->detach(s->card->state);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   196
    s->card->slot = 0;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   197
    s->card = 0;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   198
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   199
    s->slot.attached = 0;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   200
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   201
    if (s->irq)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   202
        qemu_irq_lower(s->irq);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   203
    if (s->cd_irq)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   204
        qemu_irq_lower(s->cd_irq);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   205
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   206
    return 0;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   207
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   208
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   209
/* Who to notify on card events */
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   210
void pxa2xx_pcmcia_set_irq_cb(void *opaque, qemu_irq irq, qemu_irq cd_irq)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   211
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   212
    struct pxa2xx_pcmcia_s *s = (struct pxa2xx_pcmcia_s *) opaque;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   213
    s->irq = irq;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   214
    s->cd_irq = cd_irq;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   215
}