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Diffstat (limited to 'hw/usb-ohci.c')
-rw-r--r--hw/usb-ohci.c137
1 files changed, 96 insertions, 41 deletions
diff --git a/hw/usb-ohci.c b/hw/usb-ohci.c
index e59bc8a463..09944d0dc3 100644
--- a/hw/usb-ohci.c
+++ b/hw/usb-ohci.c
@@ -32,6 +32,7 @@
#include "usb.h"
#include "pci.h"
#include "pxa.h"
+#include "devices.h"
//#define DEBUG_OHCI
/* Dump packet contents. */
@@ -60,7 +61,8 @@ typedef struct OHCIPort {
enum ohci_type {
OHCI_TYPE_PCI,
- OHCI_TYPE_PXA
+ OHCI_TYPE_PXA,
+ OHCI_TYPE_SM501,
};
typedef struct {
@@ -108,6 +110,9 @@ typedef struct {
uint32_t hreset;
uint32_t htest;
+ /* SM501 local memory offset */
+ target_phys_addr_t localmem_base;
+
/* Active packets. */
uint32_t old_ctl;
USBPacket usb_packet;
@@ -425,10 +430,13 @@ static void ohci_reset(void *opaque)
}
/* Get an array of dwords from main memory */
-static inline int get_dwords(uint32_t addr, uint32_t *buf, int num)
+static inline int get_dwords(OHCIState *ohci,
+ uint32_t addr, uint32_t *buf, int num)
{
int i;
+ addr += ohci->localmem_base;
+
for (i = 0; i < num; i++, buf++, addr += sizeof(*buf)) {
cpu_physical_memory_rw(addr, (uint8_t *)buf, sizeof(*buf), 0);
*buf = le32_to_cpu(*buf);
@@ -438,10 +446,13 @@ static inline int get_dwords(uint32_t addr, uint32_t *buf, int num)
}
/* Put an array of dwords in to main memory */
-static inline int put_dwords(uint32_t addr, uint32_t *buf, int num)
+static inline int put_dwords(OHCIState *ohci,
+ uint32_t addr, uint32_t *buf, int num)
{
int i;
+ addr += ohci->localmem_base;
+
for (i = 0; i < num; i++, buf++, addr += sizeof(*buf)) {
uint32_t tmp = cpu_to_le32(*buf);
cpu_physical_memory_rw(addr, (uint8_t *)&tmp, sizeof(tmp), 1);
@@ -451,10 +462,13 @@ static inline int put_dwords(uint32_t addr, uint32_t *buf, int num)
}
/* Get an array of words from main memory */
-static inline int get_words(uint32_t addr, uint16_t *buf, int num)
+static inline int get_words(OHCIState *ohci,
+ uint32_t addr, uint16_t *buf, int num)
{
int i;
+ addr += ohci->localmem_base;
+
for (i = 0; i < num; i++, buf++, addr += sizeof(*buf)) {
cpu_physical_memory_rw(addr, (uint8_t *)buf, sizeof(*buf), 0);
*buf = le16_to_cpu(*buf);
@@ -464,10 +478,13 @@ static inline int get_words(uint32_t addr, uint16_t *buf, int num)
}
/* Put an array of words in to main memory */
-static inline int put_words(uint32_t addr, uint16_t *buf, int num)
+static inline int put_words(OHCIState *ohci,
+ uint32_t addr, uint16_t *buf, int num)
{
int i;
+ addr += ohci->localmem_base;
+
for (i = 0; i < num; i++, buf++, addr += sizeof(*buf)) {
uint16_t tmp = cpu_to_le16(*buf);
cpu_physical_memory_rw(addr, (uint8_t *)&tmp, sizeof(tmp), 1);
@@ -476,40 +493,63 @@ static inline int put_words(uint32_t addr, uint16_t *buf, int num)
return 1;
}
-static inline int ohci_read_ed(uint32_t addr, struct ohci_ed *ed)
+static inline int ohci_read_ed(OHCIState *ohci,
+ uint32_t addr, struct ohci_ed *ed)
{
- return get_dwords(addr, (uint32_t *)ed, sizeof(*ed) >> 2);
+ return get_dwords(ohci, addr, (uint32_t *)ed, sizeof(*ed) >> 2);
}
-static inline int ohci_read_td(uint32_t addr, struct ohci_td *td)
+static inline int ohci_read_td(OHCIState *ohci,
+ uint32_t addr, struct ohci_td *td)
{
- return get_dwords(addr, (uint32_t *)td, sizeof(*td) >> 2);
+ return get_dwords(ohci, addr, (uint32_t *)td, sizeof(*td) >> 2);
}
-static inline int ohci_read_iso_td(uint32_t addr, struct ohci_iso_td *td)
+static inline int ohci_read_iso_td(OHCIState *ohci,
+ uint32_t addr, struct ohci_iso_td *td)
{
- return (get_dwords(addr, (uint32_t *)td, 4) &&
- get_words(addr + 16, td->offset, 8));
+ return (get_dwords(ohci, addr, (uint32_t *)td, 4) &&
+ get_words(ohci, addr + 16, td->offset, 8));
}
-static inline int ohci_put_ed(uint32_t addr, struct ohci_ed *ed)
+static inline int ohci_read_hcca(OHCIState *ohci,
+ uint32_t addr, struct ohci_hcca *hcca)
{
- return put_dwords(addr, (uint32_t *)ed, sizeof(*ed) >> 2);
+ cpu_physical_memory_rw(addr + ohci->localmem_base,
+ (uint8_t *)hcca, sizeof(*hcca), 0);
+ return 1;
}
-static inline int ohci_put_td(uint32_t addr, struct ohci_td *td)
+static inline int ohci_put_ed(OHCIState *ohci,
+ uint32_t addr, struct ohci_ed *ed)
{
- return put_dwords(addr, (uint32_t *)td, sizeof(*td) >> 2);
+ return put_dwords(ohci, addr, (uint32_t *)ed, sizeof(*ed) >> 2);
}
-static inline int ohci_put_iso_td(uint32_t addr, struct ohci_iso_td *td)
+static inline int ohci_put_td(OHCIState *ohci,
+ uint32_t addr, struct ohci_td *td)
{
- return (put_dwords(addr, (uint32_t *)td, 4) &&
- put_words(addr + 16, td->offset, 8));
+ return put_dwords(ohci, addr, (uint32_t *)td, sizeof(*td) >> 2);
+}
+
+static inline int ohci_put_iso_td(OHCIState *ohci,
+ uint32_t addr, struct ohci_iso_td *td)
+{
+ return (put_dwords(ohci, addr, (uint32_t *)td, 4) &&
+ put_words(ohci, addr + 16, td->offset, 8));
+}
+
+static inline int ohci_put_hcca(OHCIState *ohci,
+ uint32_t addr, struct ohci_hcca *hcca)
+{
+ cpu_physical_memory_rw(addr + ohci->localmem_base,
+ (uint8_t *)hcca, sizeof(*hcca), 1);
+ return 1;
}
/* Read/Write the contents of a TD from/to main memory. */
-static void ohci_copy_td(struct ohci_td *td, uint8_t *buf, int len, int write)
+static void ohci_copy_td(OHCIState *ohci, struct ohci_td *td,
+ uint8_t *buf, int len, int write)
{
uint32_t ptr;
uint32_t n;
@@ -518,16 +558,17 @@ static void ohci_copy_td(struct ohci_td *td, uint8_t *buf, int len, int write)
n = 0x1000 - (ptr & 0xfff);
if (n > len)
n = len;
- cpu_physical_memory_rw(ptr, buf, n, write);
+ cpu_physical_memory_rw(ptr + ohci->localmem_base, buf, n, write);
if (n == len)
return;
ptr = td->be & ~0xfffu;
buf += n;
- cpu_physical_memory_rw(ptr, buf, len - n, write);
+ cpu_physical_memory_rw(ptr + ohci->localmem_base, buf, len - n, write);
}
/* Read/Write the contents of an ISO TD from/to main memory. */
-static void ohci_copy_iso_td(uint32_t start_addr, uint32_t end_addr,
+static void ohci_copy_iso_td(OHCIState *ohci,
+ uint32_t start_addr, uint32_t end_addr,
uint8_t *buf, int len, int write)
{
uint32_t ptr;
@@ -537,12 +578,12 @@ static void ohci_copy_iso_td(uint32_t start_addr, uint32_t end_addr,
n = 0x1000 - (ptr & 0xfff);
if (n > len)
n = len;
- cpu_physical_memory_rw(ptr, buf, n, write);
+ cpu_physical_memory_rw(ptr + ohci->localmem_base, buf, n, write);
if (n == len)
return;
ptr = end_addr & ~0xfffu;
buf += n;
- cpu_physical_memory_rw(ptr, buf, len - n, write);
+ cpu_physical_memory_rw(ptr + ohci->localmem_base, buf, len - n, write);
}
static void ohci_process_lists(OHCIState *ohci, int completion);
@@ -579,7 +620,7 @@ static int ohci_service_iso_td(OHCIState *ohci, struct ohci_ed *ed,
addr = ed->head & OHCI_DPTR_MASK;
- if (!ohci_read_iso_td(addr, &iso_td)) {
+ if (!ohci_read_iso_td(ohci, addr, &iso_td)) {
printf("usb-ohci: ISO_TD read error at %x\n", addr);
return 0;
}
@@ -621,7 +662,7 @@ static int ohci_service_iso_td(OHCIState *ohci, struct ohci_ed *ed,
i = OHCI_BM(iso_td.flags, TD_DI);
if (i < ohci->done_count)
ohci->done_count = i;
- ohci_put_iso_td(addr, &iso_td);
+ ohci_put_iso_td(ohci, addr, &iso_td);
return 0;
}
@@ -696,7 +737,7 @@ static int ohci_service_iso_td(OHCIState *ohci, struct ohci_ed *ed,
}
if (len && dir != OHCI_TD_DIR_IN) {
- ohci_copy_iso_td(start_addr, end_addr, ohci->usb_buf, len, 0);
+ ohci_copy_iso_td(ohci, start_addr, end_addr, ohci->usb_buf, len, 0);
}
if (completion) {
@@ -732,7 +773,7 @@ static int ohci_service_iso_td(OHCIState *ohci, struct ohci_ed *ed,
/* Writeback */
if (dir == OHCI_TD_DIR_IN && ret >= 0 && ret <= len) {
/* IN transfer succeeded */
- ohci_copy_iso_td(start_addr, end_addr, ohci->usb_buf, ret, 1);
+ ohci_copy_iso_td(ohci, start_addr, end_addr, ohci->usb_buf, ret, 1);
OHCI_SET_BM(iso_td.offset[relative_frame_number], TD_PSW_CC,
OHCI_CC_NOERROR);
OHCI_SET_BM(iso_td.offset[relative_frame_number], TD_PSW_SIZE, ret);
@@ -788,7 +829,7 @@ static int ohci_service_iso_td(OHCIState *ohci, struct ohci_ed *ed,
if (i < ohci->done_count)
ohci->done_count = i;
}
- ohci_put_iso_td(addr, &iso_td);
+ ohci_put_iso_td(ohci, addr, &iso_td);
return 1;
}
@@ -818,7 +859,7 @@ static int ohci_service_td(OHCIState *ohci, struct ohci_ed *ed)
#endif
return 1;
}
- if (!ohci_read_td(addr, &td)) {
+ if (!ohci_read_td(ohci, addr, &td)) {
fprintf(stderr, "usb-ohci: TD read error at %x\n", addr);
return 0;
}
@@ -859,7 +900,7 @@ static int ohci_service_td(OHCIState *ohci, struct ohci_ed *ed)
}
if (len && dir != OHCI_TD_DIR_IN && !completion) {
- ohci_copy_td(&td, ohci->usb_buf, len, 0);
+ ohci_copy_td(ohci, &td, ohci->usb_buf, len, 0);
}
}
@@ -918,7 +959,7 @@ static int ohci_service_td(OHCIState *ohci, struct ohci_ed *ed)
}
if (ret >= 0) {
if (dir == OHCI_TD_DIR_IN) {
- ohci_copy_td(&td, ohci->usb_buf, ret, 1);
+ ohci_copy_td(ohci, &td, ohci->usb_buf, ret, 1);
#ifdef DEBUG_PACKET
dprintf(" data:");
for (i = 0; i < ret; i++)
@@ -987,7 +1028,7 @@ static int ohci_service_td(OHCIState *ohci, struct ohci_ed *ed)
i = OHCI_BM(td.flags, TD_DI);
if (i < ohci->done_count)
ohci->done_count = i;
- ohci_put_td(addr, &td);
+ ohci_put_td(ohci, addr, &td);
return OHCI_BM(td.flags, TD_CC) != OHCI_CC_NOERROR;
}
@@ -1005,7 +1046,7 @@ static int ohci_service_ed_list(OHCIState *ohci, uint32_t head, int completion)
return 0;
for (cur = head; cur; cur = next_ed) {
- if (!ohci_read_ed(cur, &ed)) {
+ if (!ohci_read_ed(ohci, cur, &ed)) {
fprintf(stderr, "usb-ohci: ED read error at %x\n", cur);
return 0;
}
@@ -1046,7 +1087,7 @@ static int ohci_service_ed_list(OHCIState *ohci, uint32_t head, int completion)
}
}
- ohci_put_ed(cur, &ed);
+ ohci_put_ed(ohci, cur, &ed);
}
return active;
@@ -1087,7 +1128,7 @@ static void ohci_frame_boundary(void *opaque)
OHCIState *ohci = opaque;
struct ohci_hcca hcca;
- cpu_physical_memory_rw(ohci->hcca, (uint8_t *)&hcca, sizeof(hcca), 0);
+ ohci_read_hcca(ohci, ohci->hcca, &hcca);
/* Process all the lists at the end of the frame */
if (ohci->ctl & OHCI_CTL_PLE) {
@@ -1131,7 +1172,7 @@ static void ohci_frame_boundary(void *opaque)
ohci_sof(ohci);
/* Writeback HCCA */
- cpu_physical_memory_rw(ohci->hcca, (uint8_t *)&hcca, sizeof(hcca), 1);
+ ohci_put_hcca(ohci, ohci->hcca, &hcca);
}
/* Start sending SOF tokens across the USB bus, lists are processed in
@@ -1620,7 +1661,8 @@ static CPUWriteMemoryFunc *ohci_writefn[3]={
};
static void usb_ohci_init(OHCIState *ohci, int num_ports, int devfn,
- qemu_irq irq, enum ohci_type type, const char *name)
+ qemu_irq irq, enum ohci_type type,
+ const char *name, uint32_t localmem_base)
{
int i;
@@ -1641,6 +1683,7 @@ static void usb_ohci_init(OHCIState *ohci, int num_ports, int devfn,
}
ohci->mem = cpu_register_io_memory(0, ohci_readfn, ohci_writefn, ohci);
+ ohci->localmem_base = localmem_base;
ohci->name = name;
ohci->irq = irq;
@@ -1687,7 +1730,7 @@ void usb_ohci_init_pci(struct PCIBus *bus, int num_ports, int devfn)
ohci->pci_dev.config[0x3d] = 0x01; /* interrupt pin 1 */
usb_ohci_init(&ohci->state, num_ports, devfn, ohci->pci_dev.irq[0],
- OHCI_TYPE_PCI, ohci->pci_dev.name);
+ OHCI_TYPE_PCI, ohci->pci_dev.name, 0);
pci_register_io_region((struct PCIDevice *)ohci, 0, 256,
PCI_ADDRESS_SPACE_MEM, ohci_mapfunc);
@@ -1699,7 +1742,19 @@ void usb_ohci_init_pxa(target_phys_addr_t base, int num_ports, int devfn,
OHCIState *ohci = (OHCIState *)qemu_mallocz(sizeof(OHCIState));
usb_ohci_init(ohci, num_ports, devfn, irq,
- OHCI_TYPE_PXA, "OHCI USB");
+ OHCI_TYPE_PXA, "OHCI USB", 0);
cpu_register_physical_memory(base, 0x1000, ohci->mem);
}
+
+void usb_ohci_init_sm501(uint32_t mmio_base, uint32_t localmem_base,
+ int num_ports, int devfn, qemu_irq irq)
+{
+ OHCIState *ohci = (OHCIState *)qemu_mallocz(sizeof(OHCIState));
+
+ usb_ohci_init(ohci, num_ports, devfn, irq,
+ OHCI_TYPE_SM501, "OHCI USB", localmem_base);
+
+ cpu_register_physical_memory(mmio_base, 0x1000, ohci->mem);
+}
+
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-20 21:58:49 +0000