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Implement PAPR virtual SCSI interface (ibmvscsi)

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This patch implements the infrastructure and hypercalls necessary for
the PAPR specified Virtual SCSI interface.  This is the normal method
for providing (virtual) disks to PAPR partitions.

Signed-off-by: Ben Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David Gibson <dwg@au1.ibm.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Ben Herrenschmidt 2011-04-01 15:15:31 +11:00 • committed by Alexander Graf
parent b45d63b62f
commit 6e270446d0
6 changed files with 1456 additions and 1 deletions
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8
hw/spapr.c
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@ -28,6 +28,7 @@
#include "hw.h"
#include "elf.h"
#include "net.h"
#include "blockdev.h"
#include "hw/boards.h"
#include "hw/ppc.h"
@ -353,6 +354,12 @@ static void ppc_spapr_init(ram_addr_t ram_size,
}
}
for (i = 0; i <= drive_get_max_bus(IF_SCSI); i++) {
spapr_vscsi_create(spapr->vio_bus, 0x2000 + i,
xics_find_qirq(spapr->icp, irq), irq);
irq++;
}
if (kernel_filename) {
uint64_t lowaddr = 0;
@ -411,6 +418,7 @@ static QEMUMachine spapr_machine = {
.max_cpus = MAX_CPUS,
.no_vga = 1,
.no_parallel = 1,
.use_scsi = 1,
};
static void spapr_machine_init(void)