mirror of https://gitee.com/openkylin/qemu.git
lsi53c895a: convert to trace-events
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Message-Id: <20180917053229.4853-1-mark.cave-ayland@ilande.co.uk> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Mark Cave-Ayland
Paolo Bonzini
parent
51f43d5792
commit
c921370b22
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@ -20,20 +20,7 @@
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#include "hw/scsi/scsi.h"
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#include "sysemu/dma.h"
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#include "qemu/log.h"
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//#define DEBUG_LSI
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//#define DEBUG_LSI_REG
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#ifdef DEBUG_LSI
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#define DPRINTF(fmt, ...) \
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do { printf("lsi_scsi: " fmt , ## __VA_ARGS__); } while (0)
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#define BADF(fmt, ...) \
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do { fprintf(stderr, "lsi_scsi: error: " fmt , ## __VA_ARGS__); exit(1);} while (0)
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#else
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#define DPRINTF(fmt, ...) do {} while(0)
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#define BADF(fmt, ...) \
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do { fprintf(stderr, "lsi_scsi: error: " fmt , ## __VA_ARGS__);} while (0)
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#endif
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#include "trace.h"
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static const char *names[] = {
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"SCNTL0", "SCNTL1", "SCNTL2", "SCNTL3", "SCID", "SXFER", "SDID", "GPREG",
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@ -313,7 +300,7 @@ static inline int lsi_irq_on_rsl(LSIState *s)
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static void lsi_soft_reset(LSIState *s)
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{
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DPRINTF("Reset\n");
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trace_lsi_reset();
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s->carry = 0;
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s->msg_action = 0;
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@ -484,15 +471,13 @@ static void lsi_update_irq(LSIState *s)
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level = 1;
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if (level != last_level) {
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DPRINTF("Update IRQ level %d dstat %02x sist %02x%02x\n",
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level, s->dstat, s->sist1, s->sist0);
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trace_lsi_update_irq(level, s->dstat, s->sist1, s->sist0);
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last_level = level;
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}
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lsi_set_irq(s, level);
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if (!level && lsi_irq_on_rsl(s) && !(s->scntl1 & LSI_SCNTL1_CON)) {
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DPRINTF("Handled IRQs & disconnected, looking for pending "
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"processes\n");
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trace_lsi_update_irq_disconnected();
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QTAILQ_FOREACH(p, &s->queue, next) {
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if (p->pending) {
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lsi_reselect(s, p);
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@ -508,8 +493,7 @@ static void lsi_script_scsi_interrupt(LSIState *s, int stat0, int stat1)
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uint32_t mask0;
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uint32_t mask1;
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DPRINTF("SCSI Interrupt 0x%02x%02x prev 0x%02x%02x\n",
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stat1, stat0, s->sist1, s->sist0);
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trace_lsi_script_scsi_interrupt(stat1, stat0, s->sist1, s->sist0);
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s->sist0 |= stat0;
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s->sist1 |= stat1;
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/* Stop processor on fatal or unmasked interrupt. As a special hack
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@ -527,7 +511,7 @@ static void lsi_script_scsi_interrupt(LSIState *s, int stat0, int stat1)
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/* Stop SCRIPTS execution and raise a DMA interrupt. */
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static void lsi_script_dma_interrupt(LSIState *s, int stat)
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{
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DPRINTF("DMA Interrupt 0x%x prev 0x%x\n", stat, s->dstat);
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trace_lsi_script_dma_interrupt(stat, s->dstat);
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s->dstat |= stat;
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lsi_update_irq(s);
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lsi_stop_script(s);
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@ -547,9 +531,9 @@ static void lsi_bad_phase(LSIState *s, int out, int new_phase)
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} else {
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s->dsp = (s->scntl2 & LSI_SCNTL2_WSR ? s->pmjad2 : s->pmjad1);
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}
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DPRINTF("Data phase mismatch jump to %08x\n", s->dsp);
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trace_lsi_bad_phase_jump(s->dsp);
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} else {
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DPRINTF("Phase mismatch interrupt\n");
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trace_lsi_bad_phase_interrupt();
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lsi_script_scsi_interrupt(s, LSI_SIST0_MA, 0);
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lsi_stop_script(s);
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}
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@ -576,7 +560,7 @@ static void lsi_disconnect(LSIState *s)
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static void lsi_bad_selection(LSIState *s, uint32_t id)
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{
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DPRINTF("Selected absent target %d\n", id);
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trace_lsi_bad_selection(id);
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lsi_script_scsi_interrupt(s, 0, LSI_SIST1_STO);
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lsi_disconnect(s);
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}
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@ -591,7 +575,7 @@ static void lsi_do_dma(LSIState *s, int out)
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assert(s->current);
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if (!s->current->dma_len) {
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/* Wait until data is available. */
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DPRINTF("DMA no data available\n");
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trace_lsi_do_dma_unavailable();
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return;
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}
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@ -611,7 +595,7 @@ static void lsi_do_dma(LSIState *s, int out)
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else if (s->sbms)
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addr |= ((uint64_t)s->sbms << 32);
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DPRINTF("DMA addr=0x" DMA_ADDR_FMT " len=%d\n", addr, count);
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trace_lsi_do_dma(addr, count);
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s->csbc += count;
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s->dnad += count;
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s->dbc -= count;
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@ -640,7 +624,7 @@ static void lsi_queue_command(LSIState *s)
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{
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lsi_request *p = s->current;
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DPRINTF("Queueing tag=0x%x\n", p->tag);
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trace_lsi_queue_command(p->tag);
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assert(s->current != NULL);
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assert(s->current->dma_len == 0);
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QTAILQ_INSERT_TAIL(&s->queue, s->current, next);
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@ -654,9 +638,9 @@ static void lsi_queue_command(LSIState *s)
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static void lsi_add_msg_byte(LSIState *s, uint8_t data)
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{
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if (s->msg_len >= LSI_MAX_MSGIN_LEN) {
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BADF("MSG IN data too long\n");
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trace_lsi_add_msg_byte_error();
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} else {
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DPRINTF("MSG IN 0x%02x\n", data);
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trace_lsi_add_msg_byte(data);
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s->msg[s->msg_len++] = data;
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}
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}
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@ -676,7 +660,7 @@ static void lsi_reselect(LSIState *s, lsi_request *p)
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if (!(s->dcntl & LSI_DCNTL_COM)) {
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s->sfbr = 1 << (id & 0x7);
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}
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DPRINTF("Reselected target %d\n", id);
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trace_lsi_reselect(id);
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s->scntl1 |= LSI_SCNTL1_CON;
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lsi_set_phase(s, PHASE_MI);
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s->msg_action = p->out ? 2 : 3;
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@ -732,7 +716,7 @@ static int lsi_queue_req(LSIState *s, SCSIRequest *req, uint32_t len)
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lsi_request *p = req->hba_private;
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if (p->pending) {
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BADF("Multiple IO pending for request %p\n", p);
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trace_lsi_queue_req_error(p);
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}
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p->pending = len;
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/* Reselect if waiting for it, or if reselection triggers an IRQ
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@ -747,7 +731,7 @@ static int lsi_queue_req(LSIState *s, SCSIRequest *req, uint32_t len)
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lsi_reselect(s, p);
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return 0;
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} else {
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DPRINTF("Queueing IO tag=0x%x\n", p->tag);
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trace_lsi_queue_req(p->tag);
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p->pending = len;
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return 1;
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}
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@ -760,7 +744,7 @@ static void lsi_command_complete(SCSIRequest *req, uint32_t status, size_t resid
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int out;
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out = (s->sstat1 & PHASE_MASK) == PHASE_DO;
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DPRINTF("Command complete status=%d\n", (int)status);
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trace_lsi_command_complete(status);
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s->status = status;
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s->command_complete = 2;
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if (s->waiting && s->dbc != 0) {
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@ -795,7 +779,7 @@ static void lsi_transfer_data(SCSIRequest *req, uint32_t len)
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out = (s->sstat1 & PHASE_MASK) == PHASE_DO;
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/* host adapter (re)connected */
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DPRINTF("Data ready tag=0x%x len=%d\n", req->tag, len);
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trace_lsi_transfer_data(req->tag, len);
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s->current->dma_len = len;
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s->command_complete = 1;
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if (s->waiting) {
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@ -814,7 +798,7 @@ static void lsi_do_command(LSIState *s)
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uint32_t id;
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int n;
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DPRINTF("Send command len=%d\n", s->dbc);
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trace_lsi_do_command(s->dbc);
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if (s->dbc > 16)
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s->dbc = 16;
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pci_dma_read(PCI_DEVICE(s), s->dnad, buf, s->dbc);
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@ -862,9 +846,10 @@ static void lsi_do_command(LSIState *s)
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static void lsi_do_status(LSIState *s)
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{
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uint8_t status;
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DPRINTF("Get status len=%d status=%d\n", s->dbc, s->status);
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if (s->dbc != 1)
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BADF("Bad Status move\n");
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trace_lsi_do_status(s->dbc, s->status);
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if (s->dbc != 1) {
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trace_lsi_do_status_error();
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}
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s->dbc = 1;
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status = s->status;
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s->sfbr = status;
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@ -877,7 +862,7 @@ static void lsi_do_status(LSIState *s)
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static void lsi_do_msgin(LSIState *s)
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{
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int len;
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DPRINTF("Message in len=%d/%d\n", s->dbc, s->msg_len);
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trace_lsi_do_msgin(s->dbc, s->msg_len);
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s->sfbr = s->msg[0];
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len = s->msg_len;
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if (len > s->dbc)
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@ -942,36 +927,36 @@ static void lsi_do_msgout(LSIState *s)
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current_req = lsi_find_by_tag(s, current_tag);
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}
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DPRINTF("MSG out len=%d\n", s->dbc);
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trace_lsi_do_msgout(s->dbc);
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while (s->dbc) {
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msg = lsi_get_msgbyte(s);
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s->sfbr = msg;
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switch (msg) {
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case 0x04:
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DPRINTF("MSG: Disconnect\n");
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trace_lsi_do_msgout_disconnect();
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lsi_disconnect(s);
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break;
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case 0x08:
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DPRINTF("MSG: No Operation\n");
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trace_lsi_do_msgout_noop();
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lsi_set_phase(s, PHASE_CMD);
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break;
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case 0x01:
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len = lsi_get_msgbyte(s);
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msg = lsi_get_msgbyte(s);
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(void)len; /* avoid a warning about unused variable*/
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DPRINTF("Extended message 0x%x (len %d)\n", msg, len);
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trace_lsi_do_msgout_extended(msg, len);
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switch (msg) {
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case 1:
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DPRINTF("SDTR (ignored)\n");
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trace_lsi_do_msgout_ignored("SDTR");
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lsi_skip_msgbytes(s, 2);
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break;
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case 3:
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DPRINTF("WDTR (ignored)\n");
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trace_lsi_do_msgout_ignored("WDTR");
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lsi_skip_msgbytes(s, 1);
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break;
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case 4:
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DPRINTF("PPR (ignored)\n");
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trace_lsi_do_msgout_ignored("PPR");
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lsi_skip_msgbytes(s, 5);
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break;
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default:
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@ -980,19 +965,20 @@ static void lsi_do_msgout(LSIState *s)
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break;
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case 0x20: /* SIMPLE queue */
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s->select_tag |= lsi_get_msgbyte(s) | LSI_TAG_VALID;
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DPRINTF("SIMPLE queue tag=0x%x\n", s->select_tag & 0xff);
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trace_lsi_do_msgout_simplequeue(s->select_tag & 0xff);
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break;
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case 0x21: /* HEAD of queue */
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BADF("HEAD queue not implemented\n");
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qemu_log_mask(LOG_UNIMP, "lsi_scsi: HEAD queue not implemented\n");
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s->select_tag |= lsi_get_msgbyte(s) | LSI_TAG_VALID;
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break;
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case 0x22: /* ORDERED queue */
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BADF("ORDERED queue not implemented\n");
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qemu_log_mask(LOG_UNIMP,
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"lsi_scsi: ORDERED queue not implemented\n");
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s->select_tag |= lsi_get_msgbyte(s) | LSI_TAG_VALID;
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break;
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case 0x0d:
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/* The ABORT TAG message clears the current I/O process only. */
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DPRINTF("MSG: ABORT TAG tag=0x%x\n", current_tag);
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trace_lsi_do_msgout_abort(current_tag);
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if (current_req) {
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scsi_req_cancel(current_req->req);
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}
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@ -1004,17 +990,17 @@ static void lsi_do_msgout(LSIState *s)
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/* The ABORT message clears all I/O processes for the selecting
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initiator on the specified logical unit of the target. */
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if (msg == 0x06) {
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DPRINTF("MSG: ABORT tag=0x%x\n", current_tag);
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trace_lsi_do_msgout_abort(current_tag);
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}
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/* The CLEAR QUEUE message clears all I/O processes for all
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initiators on the specified logical unit of the target. */
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if (msg == 0x0e) {
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DPRINTF("MSG: CLEAR QUEUE tag=0x%x\n", current_tag);
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trace_lsi_do_msgout_clearqueue(current_tag);
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}
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/* The BUS DEVICE RESET message clears all I/O processes for all
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initiators on all logical units of the target. */
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if (msg == 0x0c) {
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DPRINTF("MSG: BUS DEVICE RESET tag=0x%x\n", current_tag);
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trace_lsi_do_msgout_busdevicereset(current_tag);
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}
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/* clear the current I/O process */
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@ -1042,14 +1028,14 @@ static void lsi_do_msgout(LSIState *s)
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goto bad;
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}
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s->current_lun = msg & 7;
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DPRINTF("Select LUN %d\n", s->current_lun);
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trace_lsi_do_msgout_select(s->current_lun);
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lsi_set_phase(s, PHASE_CMD);
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break;
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}
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}
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return;
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bad:
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BADF("Unimplemented message 0x%02x\n", msg);
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qemu_log_mask(LOG_UNIMP, "Unimplemented message 0x%02x\n", msg);
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lsi_set_phase(s, PHASE_MI);
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lsi_add_msg_byte(s, 7); /* MESSAGE REJECT */
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s->msg_action = 0;
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@ -1061,7 +1047,7 @@ static void lsi_memcpy(LSIState *s, uint32_t dest, uint32_t src, int count)
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int n;
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uint8_t buf[LSI_BUF_SIZE];
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DPRINTF("memcpy dest 0x%08x src 0x%08x count %d\n", dest, src, count);
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trace_lsi_memcpy(dest, src, count);
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while (count) {
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n = (count > LSI_BUF_SIZE) ? LSI_BUF_SIZE : count;
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lsi_mem_read(s, src, buf, n);
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@ -1076,7 +1062,7 @@ static void lsi_wait_reselect(LSIState *s)
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{
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lsi_request *p;
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DPRINTF("Wait Reselect\n");
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trace_lsi_wait_reselect();
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QTAILQ_FOREACH(p, &s->queue, next) {
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if (p->pending) {
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@ -1109,14 +1095,14 @@ again:
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}
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addr = read_dword(s, s->dsp + 4);
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addr_high = 0;
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DPRINTF("SCRIPTS dsp=%08x opcode %08x arg %08x\n", s->dsp, insn, addr);
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trace_lsi_execute_script(s->dsp, insn, addr);
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s->dsps = addr;
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s->dcmd = insn >> 24;
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s->dsp += 8;
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switch (insn >> 30) {
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case 0: /* Block move. */
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if (s->sist1 & LSI_SIST1_STO) {
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DPRINTF("Delayed select timeout\n");
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trace_lsi_execute_script_blockmove_delayed();
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lsi_stop_script(s);
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break;
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}
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@ -1171,8 +1157,9 @@ again:
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addr_high = s->dbms;
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break;
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default:
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BADF("Illegal selector specified (0x%x > 0x15)"
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" for 64-bit DMA block move", selector);
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qemu_log_mask(LOG_GUEST_ERROR,
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"lsi_scsi: Illegal selector specified (0x%x > 0x15) "
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"for 64-bit DMA block move", selector);
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break;
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}
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}
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@ -1184,8 +1171,8 @@ again:
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s->ia = s->dsp - 12;
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}
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if ((s->sstat1 & PHASE_MASK) != ((insn >> 24) & 7)) {
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DPRINTF("Wrong phase got %d expected %d\n",
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s->sstat1 & PHASE_MASK, (insn >> 24) & 7);
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trace_lsi_execute_script_blockmove_badphase(s->sstat1 & PHASE_MASK,
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(insn >> 24) & 7);
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lsi_script_scsi_interrupt(s, LSI_SIST0_MA, 0);
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break;
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}
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@ -1217,8 +1204,8 @@ again:
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lsi_do_msgin(s);
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break;
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default:
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BADF("Unimplemented phase %d\n", s->sstat1 & PHASE_MASK);
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exit(1);
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qemu_log_mask(LOG_UNIMP, "lsi_scsi: Unimplemented phase %d\n",
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s->sstat1 & PHASE_MASK);
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}
|
||||
s->dfifo = s->dbc & 0xff;
|
||||
s->ctest5 = (s->ctest5 & 0xfc) | ((s->dbc >> 8) & 3);
|
||||
|
|
@ -1246,7 +1233,7 @@ again:
|
|||
case 0: /* Select */
|
||||
s->sdid = id;
|
||||
if (s->scntl1 & LSI_SCNTL1_CON) {
|
||||
DPRINTF("Already reselected, jumping to alternative address\n");
|
||||
trace_lsi_execute_script_io_alreadyreselected();
|
||||
s->dsp = s->dnad;
|
||||
break;
|
||||
}
|
||||
|
|
@ -1256,8 +1243,8 @@ again:
|
|||
lsi_bad_selection(s, id);
|
||||
break;
|
||||
}
|
||||
DPRINTF("Selected target %d%s\n",
|
||||
id, insn & (1 << 3) ? " ATN" : "");
|
||||
trace_lsi_execute_script_io_selected(id,
|
||||
insn & (1 << 3) ? " ATN" : "");
|
||||
/* ??? Linux drivers compain when this is set. Maybe
|
||||
it only applies in low-level mode (unimplemented).
|
||||
lsi_script_scsi_interrupt(s, LSI_SIST0_CMP, 0); */
|
||||
|
|
@ -1269,7 +1256,7 @@ again:
|
|||
lsi_set_phase(s, PHASE_MO);
|
||||
break;
|
||||
case 1: /* Disconnect */
|
||||
DPRINTF("Wait Disconnect\n");
|
||||
trace_lsi_execute_script_io_disconnect();
|
||||
s->scntl1 &= ~LSI_SCNTL1_CON;
|
||||
break;
|
||||
case 2: /* Wait Reselect */
|
||||
|
|
@ -1278,7 +1265,7 @@ again:
|
|||
}
|
||||
break;
|
||||
case 3: /* Set */
|
||||
DPRINTF("Set%s%s%s%s\n",
|
||||
trace_lsi_execute_script_io_set(
|
||||
insn & (1 << 3) ? " ATN" : "",
|
||||
insn & (1 << 6) ? " ACK" : "",
|
||||
insn & (1 << 9) ? " TM" : "",
|
||||
|
|
@ -1288,14 +1275,14 @@ again:
|
|||
lsi_set_phase(s, PHASE_MO);
|
||||
}
|
||||
if (insn & (1 << 9)) {
|
||||
BADF("Target mode not implemented\n");
|
||||
exit(1);
|
||||
qemu_log_mask(LOG_UNIMP,
|
||||
"lsi_scsi: Target mode not implemented\n");
|
||||
}
|
||||
if (insn & (1 << 10))
|
||||
s->carry = 1;
|
||||
break;
|
||||
case 4: /* Clear */
|
||||
DPRINTF("Clear%s%s%s%s\n",
|
||||
trace_lsi_execute_script_io_clear(
|
||||
insn & (1 << 3) ? " ATN" : "",
|
||||
insn & (1 << 6) ? " ACK" : "",
|
||||
insn & (1 << 9) ? " TM" : "",
|
||||
|
|
@ -1313,18 +1300,17 @@ again:
|
|||
uint8_t data8;
|
||||
int reg;
|
||||
int operator;
|
||||
#ifdef DEBUG_LSI
|
||||
|
||||
static const char *opcode_names[3] =
|
||||
{"Write", "Read", "Read-Modify-Write"};
|
||||
static const char *operator_names[8] =
|
||||
{"MOV", "SHL", "OR", "XOR", "AND", "SHR", "ADD", "ADC"};
|
||||
#endif
|
||||
|
||||
reg = ((insn >> 16) & 0x7f) | (insn & 0x80);
|
||||
data8 = (insn >> 8) & 0xff;
|
||||
opcode = (insn >> 27) & 7;
|
||||
operator = (insn >> 24) & 7;
|
||||
DPRINTF("%s reg 0x%x %s data8=0x%02x sfbr=0x%02x%s\n",
|
||||
trace_lsi_execute_script_io_opcode(
|
||||
opcode_names[opcode - 5], reg,
|
||||
operator_names[operator], data8, s->sfbr,
|
||||
(insn & (1 << 23)) ? " SFBR" : "");
|
||||
|
|
@ -1404,21 +1390,21 @@ again:
|
|||
int jmp;
|
||||
|
||||
if ((insn & 0x002e0000) == 0) {
|
||||
DPRINTF("NOP\n");
|
||||
trace_lsi_execute_script_tc_nop();
|
||||
break;
|
||||
}
|
||||
if (s->sist1 & LSI_SIST1_STO) {
|
||||
DPRINTF("Delayed select timeout\n");
|
||||
trace_lsi_execute_script_tc_delayedselect_timeout();
|
||||
lsi_stop_script(s);
|
||||
break;
|
||||
}
|
||||
cond = jmp = (insn & (1 << 19)) != 0;
|
||||
if (cond == jmp && (insn & (1 << 21))) {
|
||||
DPRINTF("Compare carry %d\n", s->carry == jmp);
|
||||
trace_lsi_execute_script_tc_compc(s->carry == jmp);
|
||||
cond = s->carry != 0;
|
||||
}
|
||||
if (cond == jmp && (insn & (1 << 17))) {
|
||||
DPRINTF("Compare phase %d %c= %d\n",
|
||||
trace_lsi_execute_script_tc_compp(
|
||||
(s->sstat1 & PHASE_MASK),
|
||||
jmp ? '=' : '!',
|
||||
((insn >> 24) & 7));
|
||||
|
|
@ -1428,7 +1414,7 @@ again:
|
|||
uint8_t mask;
|
||||
|
||||
mask = (~insn >> 8) & 0xff;
|
||||
DPRINTF("Compare data 0x%x & 0x%x %c= 0x%x\n",
|
||||
trace_lsi_execute_script_tc_compd(
|
||||
s->sfbr, mask, jmp ? '=' : '!', insn & mask);
|
||||
cond = (s->sfbr & mask) == (insn & mask);
|
||||
}
|
||||
|
|
@ -1439,21 +1425,21 @@ again:
|
|||
}
|
||||
switch ((insn >> 27) & 7) {
|
||||
case 0: /* Jump */
|
||||
DPRINTF("Jump to 0x%08x\n", addr);
|
||||
trace_lsi_execute_script_tc_jump(addr);
|
||||
s->adder = addr;
|
||||
s->dsp = addr;
|
||||
break;
|
||||
case 1: /* Call */
|
||||
DPRINTF("Call 0x%08x\n", addr);
|
||||
trace_lsi_execute_script_tc_call(addr);
|
||||
s->temp = s->dsp;
|
||||
s->dsp = addr;
|
||||
break;
|
||||
case 2: /* Return */
|
||||
DPRINTF("Return to 0x%08x\n", s->temp);
|
||||
trace_lsi_execute_script_tc_return(s->temp);
|
||||
s->dsp = s->temp;
|
||||
break;
|
||||
case 3: /* Interrupt */
|
||||
DPRINTF("Interrupt 0x%08x\n", s->dsps);
|
||||
trace_lsi_execute_script_tc_interrupt(s->dsps);
|
||||
if ((insn & (1 << 20)) != 0) {
|
||||
s->istat0 |= LSI_ISTAT0_INTF;
|
||||
lsi_update_irq(s);
|
||||
|
|
@ -1462,12 +1448,12 @@ again:
|
|||
}
|
||||
break;
|
||||
default:
|
||||
DPRINTF("Illegal transfer control\n");
|
||||
trace_lsi_execute_script_tc_illegal();
|
||||
lsi_script_dma_interrupt(s, LSI_DSTAT_IID);
|
||||
break;
|
||||
}
|
||||
} else {
|
||||
DPRINTF("Control condition failed\n");
|
||||
trace_lsi_execute_script_tc_cc_failed();
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
|
@ -1495,13 +1481,12 @@ again:
|
|||
reg = (insn >> 16) & 0xff;
|
||||
if (insn & (1 << 24)) {
|
||||
pci_dma_read(pci_dev, addr, data, n);
|
||||
DPRINTF("Load reg 0x%x size %d addr 0x%08x = %08x\n", reg, n,
|
||||
addr, *(int *)data);
|
||||
trace_lsi_execute_script_mm_load(reg, n, addr, *(int *)data);
|
||||
for (i = 0; i < n; i++) {
|
||||
lsi_reg_writeb(s, reg + i, data[i]);
|
||||
}
|
||||
} else {
|
||||
DPRINTF("Store reg 0x%x size %d addr 0x%08x\n", reg, n, addr);
|
||||
trace_lsi_execute_script_mm_store(reg, n, addr);
|
||||
for (i = 0; i < n; i++) {
|
||||
data[i] = lsi_reg_readb(s, reg + i);
|
||||
}
|
||||
|
|
@ -1515,8 +1500,10 @@ again:
|
|||
assume this is the case and force an unexpected device disconnect.
|
||||
This is apparently sufficient to beat the drivers into submission.
|
||||
*/
|
||||
if (!(s->sien0 & LSI_SIST0_UDC))
|
||||
fprintf(stderr, "inf. loop with UDC masked\n");
|
||||
if (!(s->sien0 & LSI_SIST0_UDC)) {
|
||||
qemu_log_mask(LOG_GUEST_ERROR,
|
||||
"lsi_scsi: inf. loop with UDC masked");
|
||||
}
|
||||
lsi_script_scsi_interrupt(s, LSI_SIST0_UDC, 0);
|
||||
lsi_disconnect(s);
|
||||
} else if (s->istat1 & LSI_ISTAT1_SRUN && !s->waiting) {
|
||||
|
|
@ -1526,7 +1513,7 @@ again:
|
|||
goto again;
|
||||
}
|
||||
}
|
||||
DPRINTF("SCRIPTS execution stopped\n");
|
||||
trace_lsi_execute_script_stop();
|
||||
}
|
||||
|
||||
static uint8_t lsi_reg_readb(LSIState *s, int offset)
|
||||
|
|
@ -1761,10 +1748,8 @@ static uint8_t lsi_reg_readb(LSIState *s, int offset)
|
|||
#undef CASE_GET_REG24
|
||||
#undef CASE_GET_REG32
|
||||
|
||||
#ifdef DEBUG_LSI_REG
|
||||
DPRINTF("Read reg %s %x = %02x\n",
|
||||
offset < ARRAY_SIZE(names) ? names[offset] : "???", offset, ret);
|
||||
#endif
|
||||
trace_lsi_reg_read(offset < ARRAY_SIZE(names) ? names[offset] : "???",
|
||||
offset, ret);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
|
@ -1782,21 +1767,22 @@ static void lsi_reg_writeb(LSIState *s, int offset, uint8_t val)
|
|||
case addr + 2: s->name &= 0xff00ffff; s->name |= val << 16; break; \
|
||||
case addr + 3: s->name &= 0x00ffffff; s->name |= val << 24; break;
|
||||
|
||||
#ifdef DEBUG_LSI_REG
|
||||
DPRINTF("Write reg %s %x = %02x\n",
|
||||
offset < ARRAY_SIZE(names) ? names[offset] : "???", offset, val);
|
||||
#endif
|
||||
trace_lsi_reg_write(offset < ARRAY_SIZE(names) ? names[offset] : "???",
|
||||
offset, val);
|
||||
|
||||
switch (offset) {
|
||||
case 0x00: /* SCNTL0 */
|
||||
s->scntl0 = val;
|
||||
if (val & LSI_SCNTL0_START) {
|
||||
BADF("Start sequence not implemented\n");
|
||||
qemu_log_mask(LOG_UNIMP,
|
||||
"lsi_scsi: Start sequence not implemented\n");
|
||||
}
|
||||
break;
|
||||
case 0x01: /* SCNTL1 */
|
||||
s->scntl1 = val & ~LSI_SCNTL1_SST;
|
||||
if (val & LSI_SCNTL1_IARB) {
|
||||
BADF("Immediate Arbritration not implemented\n");
|
||||
qemu_log_mask(LOG_UNIMP,
|
||||
"lsi_scsi: Immediate Arbritration not implemented\n");
|
||||
}
|
||||
if (val & LSI_SCNTL1_RST) {
|
||||
if (!(s->sstat0 & LSI_SSTAT0_RST)) {
|
||||
|
|
@ -1823,7 +1809,8 @@ static void lsi_reg_writeb(LSIState *s, int offset, uint8_t val)
|
|||
break;
|
||||
case 0x06: /* SDID */
|
||||
if ((s->ssid & 0x80) && (val & 0xf) != (s->ssid & 0xf)) {
|
||||
BADF("Destination ID does not match SSID\n");
|
||||
qemu_log_mask(LOG_GUEST_ERROR,
|
||||
"lsi_scsi: Destination ID does not match SSID\n");
|
||||
}
|
||||
s->sdid = val & 0xf;
|
||||
break;
|
||||
|
|
@ -1851,7 +1838,7 @@ static void lsi_reg_writeb(LSIState *s, int offset, uint8_t val)
|
|||
lsi_update_irq(s);
|
||||
}
|
||||
if (s->waiting == 1 && val & LSI_ISTAT0_SIGP) {
|
||||
DPRINTF("Woken by SIGP\n");
|
||||
trace_lsi_awoken();
|
||||
s->waiting = 0;
|
||||
s->dsp = s->dnad;
|
||||
lsi_execute_script(s);
|
||||
|
|
@ -1878,13 +1865,15 @@ static void lsi_reg_writeb(LSIState *s, int offset, uint8_t val)
|
|||
CASE_SET_REG32(temp, 0x1c)
|
||||
case 0x21: /* CTEST4 */
|
||||
if (val & 7) {
|
||||
BADF("Unimplemented CTEST4-FBL 0x%x\n", val);
|
||||
qemu_log_mask(LOG_UNIMP,
|
||||
"lsi_scsi: Unimplemented CTEST4-FBL 0x%x\n", val);
|
||||
}
|
||||
s->ctest4 = val;
|
||||
break;
|
||||
case 0x22: /* CTEST5 */
|
||||
if (val & (LSI_CTEST5_ADCK | LSI_CTEST5_BBCK)) {
|
||||
BADF("CTEST5 DMA increment not implemented\n");
|
||||
qemu_log_mask(LOG_UNIMP,
|
||||
"lsi_scsi: CTEST5 DMA increment not implemented\n");
|
||||
}
|
||||
s->ctest5 = val;
|
||||
break;
|
||||
|
|
@ -1941,7 +1930,8 @@ static void lsi_reg_writeb(LSIState *s, int offset, uint8_t val)
|
|||
break;
|
||||
case 0x49: /* STIME1 */
|
||||
if (val & 0xf) {
|
||||
DPRINTF("General purpose timer not implemented\n");
|
||||
qemu_log_mask(LOG_UNIMP,
|
||||
"lsi_scsi: General purpose timer not implemented\n");
|
||||
/* ??? Raising the interrupt immediately seems to be sufficient
|
||||
to keep the FreeBSD driver happy. */
|
||||
lsi_script_scsi_interrupt(s, 0, LSI_SIST1_GEN);
|
||||
|
|
@ -1958,13 +1948,15 @@ static void lsi_reg_writeb(LSIState *s, int offset, uint8_t val)
|
|||
break;
|
||||
case 0x4e: /* STEST2 */
|
||||
if (val & 1) {
|
||||
BADF("Low level mode not implemented\n");
|
||||
qemu_log_mask(LOG_UNIMP,
|
||||
"lsi_scsi: Low level mode not implemented\n");
|
||||
}
|
||||
s->stest2 = val;
|
||||
break;
|
||||
case 0x4f: /* STEST3 */
|
||||
if (val & 0x41) {
|
||||
BADF("SCSI FIFO test mode not implemented\n");
|
||||
qemu_log_mask(LOG_UNIMP,
|
||||
"lsi_scsi: SCSI FIFO test mode not implemented\n");
|
||||
}
|
||||
s->stest3 = val;
|
||||
break;
|
||||
|
|
|
|||
|
|
@ -229,3 +229,65 @@ spapr_vscsi_process_login(void) "Got login, sending response !"
|
|||
spapr_vscsi_queue_cmd_no_drive(uint64_t lun) "Command for lun 0x%08" PRIx64 " with no drive"
|
||||
spapr_vscsi_queue_cmd(uint32_t qtag, unsigned cdb, const char *cmd, int lun, int ret) "Queued command tag 0x%"PRIx32" CMD 0x%x=%s LUN %d ret: %d"
|
||||
spapr_vscsi_do_crq(unsigned c0, unsigned c1) "crq: %02x %02x ..."
|
||||
|
||||
# hw/scsi/lsi53c895a.c
|
||||
lsi_reset(void) "Reset"
|
||||
lsi_update_irq(int level, uint8_t dstat, uint8_t sist1, uint8_t sist0) "Update IRQ level %d dstat 0x%02x sist 0x%02x0x%02x"
|
||||
lsi_update_irq_disconnected(void) "Handled IRQs & disconnected, looking for pending processes"
|
||||
lsi_script_scsi_interrupt(uint8_t stat1, uint8_t stat0, uint8_t sist1, uint8_t sist0) "SCSI Interrupt 0x%02x0x%02x prev 0x%02x0x%02x"
|
||||
lsi_script_dma_interrupt(uint8_t stat, uint8_t dstat) "DMA Interrupt 0x%x prev 0x%x"
|
||||
lsi_bad_phase_jump(uint32_t dsp) "Data phase mismatch jump to 0x%"PRIX32
|
||||
lsi_bad_phase_interrupt(void) "Phase mismatch interrupt"
|
||||
lsi_bad_selection(uint32_t id) "Selected absent target %"PRIu32
|
||||
lsi_do_dma_unavailable(void) "DMA no data available"
|
||||
lsi_do_dma(uint64_t addr, int len) "DMA addr=0x%"PRIx64" len=%d"
|
||||
lsi_queue_command(uint32_t tag) "Queueing tag=0x%"PRId32
|
||||
lsi_add_msg_byte_error(void) "MSG IN data too long"
|
||||
lsi_add_msg_byte(uint8_t data) "MSG IN 0x%02x"
|
||||
lsi_reselect(int id) "Reselected target %d"
|
||||
lsi_queue_req_error(void *p) "Multiple IO pending for request %p"
|
||||
lsi_queue_req(uint32_t tag) "Queueing IO tag=0x%"PRIx32
|
||||
lsi_command_complete(uint32_t status) "Command complete status=%"PRId32
|
||||
lsi_transfer_data(uint32_t tag, uint32_t len) "Data ready tag=0x%"PRIx32" len=%"PRId32
|
||||
lsi_do_command(uint32_t dbc) "Send command len=%"PRId32
|
||||
lsi_do_status(uint32_t dbc, uint8_t status) "Get status len=%"PRId32" status=%d"
|
||||
lsi_do_status_error(void) "Bad Status move"
|
||||
lsi_do_msgin(uint32_t dbc, int len) "Message in len=%"PRId32" %d"
|
||||
lsi_do_msgout(uint32_t dbc) "MSG out len=%"PRId32
|
||||
lsi_do_msgout_disconnect(void) "MSG: Disconnect"
|
||||
lsi_do_msgout_noop(void) "MSG: No Operation"
|
||||
lsi_do_msgout_extended(uint8_t msg, uint8_t len) "Extended message 0x%x (len %d)"
|
||||
lsi_do_msgout_ignored(const char *msg) "%s (ignored)"
|
||||
lsi_do_msgout_simplequeue(uint8_t select_tag) "SIMPLE queue tag=0x%x"
|
||||
lsi_do_msgout_abort(uint32_t tag) "MSG: ABORT TAG tag=0x%"PRId32
|
||||
lsi_do_msgout_clearqueue(uint32_t tag) "MSG: CLEAR QUEUE tag=0x%"PRIx32
|
||||
lsi_do_msgout_busdevicereset(uint32_t tag) "MSG: BUS DEVICE RESET tag=0x%"PRIx32
|
||||
lsi_do_msgout_select(int id) "Select LUN %d"
|
||||
lsi_memcpy(uint32_t dest, uint32_t src, int count) "memcpy dest 0x%"PRIx32" src 0x%"PRIx32" count %d"
|
||||
lsi_wait_reselect(void) "Wait Reselect"
|
||||
lsi_execute_script(uint32_t dsp, uint32_t insn, uint32_t addr) "SCRIPTS dsp=0x%"PRIx32" opcode 0x%"PRIx32" arg 0x%"PRIx32
|
||||
lsi_execute_script_blockmove_delayed(void) "Delayed select timeout"
|
||||
lsi_execute_script_blockmove_badphase(uint8_t phase, uint8_t expected) "Wrong phase got %d expected %d"
|
||||
lsi_execute_script_io_alreadyreselected(void) "Already reselected, jumping to alternative address"
|
||||
lsi_execute_script_io_selected(uint8_t id, const char *atn) "Selected target %d%s"
|
||||
lsi_execute_script_io_disconnect(void) "Wait Disconnect"
|
||||
lsi_execute_script_io_set(const char *atn, const char *ack, const char *tm, const char *cc) "Set%s%s%s%s"
|
||||
lsi_execute_script_io_clear(const char *atn, const char *ack, const char *tm, const char *cc) "Clear%s%s%s%s"
|
||||
lsi_execute_script_io_opcode(const char *opcode, int reg, const char *opname, uint8_t data8, uint32_t sfbr, const char *ssfbr) "%s reg 0x%x %s data8=0x%02x sfbr=0x%02x%s"
|
||||
lsi_execute_script_tc_nop(void) "NOP"
|
||||
lsi_execute_script_tc_delayedselect_timeout(void) "Delayed select timeout"
|
||||
lsi_execute_script_tc_compc(int result) "Compare carry %d"
|
||||
lsi_execute_script_tc_compp(uint8_t phase, int op, uint8_t insn_phase) "Compare phase %d %c= %d"
|
||||
lsi_execute_script_tc_compd(uint32_t sfbr, uint8_t mask, int op, int result) "Compare data 0x%"PRIx32" & 0x%x %c= 0x%x"
|
||||
lsi_execute_script_tc_jump(uint32_t addr) "Jump to 0x%"PRIx32
|
||||
lsi_execute_script_tc_call(uint32_t addr) "Call 0x%"PRIx32
|
||||
lsi_execute_script_tc_return(uint32_t addr) "Return to 0x%"PRIx32
|
||||
lsi_execute_script_tc_interrupt(uint32_t addr) "Interrupt 0x%"PRIx32
|
||||
lsi_execute_script_tc_illegal(void) "Illegal transfer control"
|
||||
lsi_execute_script_tc_cc_failed(void) "Control condition failed"
|
||||
lsi_execute_script_mm_load(int reg, int n, uint32_t addr, int data) "Load reg 0x%x size %d addr 0x%"PRIx32" = 0x%08x"
|
||||
lsi_execute_script_mm_store(int reg, int n, uint32_t addr) "Store reg 0x%x size %d addr 0x%"PRIx32
|
||||
lsi_execute_script_stop(void) "SCRIPTS execution stopped"
|
||||
lsi_awoken(void) "Woken by SIGP"
|
||||
lsi_reg_read(const char *name, int offset, uint8_t ret) "Read reg %s 0x%x = 0x%02x"
|
||||
lsi_reg_write(const char *name, int offset, uint8_t val) "Write reg %s 0x%x = 0x%02x"
|
||||
|
|
|
|||
Loading…
Reference in New Issue