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[Qemu-devel] [PULL v2 34/65] libqos/ahci: Add ahci_guest_io
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-devel] [PULL v2 34/65] libqos/ahci: Add ahci_guest_io |
Date: |
Mon, 16 Feb 2015 15:45:59 +0000 |
From: John Snow <address@hidden>
ahci_guest_io is a shorthand function that will, in one shot,
execute a data command on the guest to the specified guest buffer
location, in the requested amount.
Signed-off-by: John Snow <address@hidden>
Reviewed-by: Paolo Bonzini <address@hidden>
Message-id: address@hidden
Signed-off-by: Stefan Hajnoczi <address@hidden>
---
tests/libqos/ahci.c | 15 +++++++++++++++
tests/libqos/ahci.h | 2 ++
2 files changed, 17 insertions(+)
diff --git a/tests/libqos/ahci.c b/tests/libqos/ahci.c
index cd1f3ff..345d1f1 100644
--- a/tests/libqos/ahci.c
+++ b/tests/libqos/ahci.c
@@ -548,6 +548,21 @@ inline unsigned size_to_prdtl(unsigned bytes, unsigned
bytes_per_prd)
return (bytes + bytes_per_prd - 1) / bytes_per_prd;
}
+/* Given a guest buffer address, perform an IO operation */
+void ahci_guest_io(AHCIQState *ahci, uint8_t port, uint8_t ide_cmd,
+ uint64_t buffer, size_t bufsize)
+{
+ AHCICommand *cmd;
+
+ cmd = ahci_command_create(ide_cmd);
+ ahci_command_set_buffer(cmd, buffer);
+ ahci_command_set_size(cmd, bufsize);
+ ahci_command_commit(ahci, cmd, port);
+ ahci_command_issue(ahci, cmd);
+ ahci_command_verify(ahci, cmd);
+ ahci_command_free(cmd);
+}
+
struct AHCICommand {
/* Test Management Data */
uint8_t name;
diff --git a/tests/libqos/ahci.h b/tests/libqos/ahci.h
index 57ff344..1206c7a 100644
--- a/tests/libqos/ahci.h
+++ b/tests/libqos/ahci.h
@@ -521,6 +521,8 @@ void ahci_destroy_command(AHCIQState *ahci, uint8_t port,
uint8_t slot);
void ahci_write_fis(AHCIQState *ahci, RegH2DFIS *fis, uint64_t addr);
unsigned ahci_pick_cmd(AHCIQState *ahci, uint8_t port);
unsigned size_to_prdtl(unsigned bytes, unsigned bytes_per_prd);
+void ahci_guest_io(AHCIQState *ahci, uint8_t port, uint8_t ide_cmd,
+ uint64_t gbuffer, size_t size);
/* Command Lifecycle */
AHCICommand *ahci_command_create(uint8_t command_name);
--
2.1.0
- [Qemu-devel] [PULL v2 24/65] libqos/ahci: Add ahci_port_check_error helper, (continued)
- [Qemu-devel] [PULL v2 24/65] libqos/ahci: Add ahci_port_check_error helper, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 21/65] libqos/ahci: Add ahci_port_clear helper, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 22/65] qtest/ahci: rename 'Command' to 'CommandHeader', Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 23/65] libqos/ahci: Add command header helpers, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 25/65] libqos/ahci: Add ahci_port_check_interrupts helper, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 26/65] libqos/ahci: Add port_check_nonbusy helper, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 28/65] qtest/ahci: Demagic ahci tests., Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 29/65] qtest/ahci: add ahci_write_fis, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 30/65] libqos/ahci: Add ide cmd properties, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 32/65] libqos/ahci: add ahci command verify, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 34/65] libqos/ahci: Add ahci_guest_io,
Stefan Hajnoczi <=
- [Qemu-devel] [PULL v2 31/65] libqos/ahci: add ahci command functions, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 36/65] libqos/ahci: Add ahci_clean_mem, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 33/65] libqos/ahci: add ahci command size setters, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 35/65] libqos/ahci: add ahci_io, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 41/65] block: vmdk - fixed sizeof() error, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 43/65] qemu-io: Account IO by aio_read and aio_write, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 38/65] qtest/ahci: Adding simple dma read-write test, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 40/65] savevm: Improve error message for blocked migration, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 39/65] nbd: fix the co_queue multi-adding bug, Stefan Hajnoczi, 2015/02/16
- [Qemu-devel] [PULL v2 42/65] qtest: Fix deadloop by running main loop AIO context's timers, Stefan Hajnoczi, 2015/02/16