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Re: [Qemu-devel] PING Re: [PATCH v2] hw: Add VMware's GETHZ command.
From: |
Anthony Liguori |
Subject: |
Re: [Qemu-devel] PING Re: [PATCH v2] hw: Add VMware's GETHZ command. |
Date: |
Mon, 17 Sep 2012 14:33:07 -0500 |
User-agent: |
Notmuch/0.13.2+93~ged93d79 (http://notmuchmail.org) Emacs/23.3.1 (x86_64-pc-linux-gnu) |
Don Slutz <address@hidden> writes:
> On 09/05/12 16:24, Don Slutz wrote:
>> On 08/31/12 13:27, Jan Kiszka wrote:
>>> On 2012-08-31 19:20, Don Slutz wrote:
>>>> This is known is linux as VMWARE_PORT_CMD_GETHZ.
>>>>
>>>> Signed-off-by: Don Slutz <address@hidden>
>>>> ---
>>>> hw/vmport.c | 23 ++++++++++++++++++++++-
>>>> 1 files changed, 22 insertions(+), 1 deletions(-)
>>>>
>>>> diff --git a/hw/vmport.c b/hw/vmport.c
>>>> index a4f52ee..e856255 100644
>>>> --- a/hw/vmport.c
>>>> +++ b/hw/vmport.c
>>>> @@ -31,8 +31,9 @@
>>>> #define VMPORT_CMD_GETVERSION 0x0a
>>>> #define VMPORT_CMD_GETRAMSIZE 0x14
>>>> +#define VMPORT_CMD_GETHZ 0x2d
>>>> -#define VMPORT_ENTRIES 0x2c
>>>> +#define VMPORT_ENTRIES 0x2e
>>>> #define VMPORT_MAGIC 0x564D5868
>>>> typedef struct _VMPortState
>>>> @@ -102,6 +103,25 @@ static uint32_t vmport_cmd_ram_size(void
>>>> *opaque, uint32_t addr)
>>>> return ram_size;
>>>> }
>>>> +static uint32_t vmport_cmd_get_hz(void *opaque, uint32_t addr)
>>>> +{
>>>> + CPUX86State *env = cpu_single_env;
>>>> + uint64_t value;
>>>> + const uint32_t apicHz = 1000000000L;
>>>> +
>>>> + value = (uint64_t)env->tsc_khz * 1000;
>>>> + if (value) {
>>>> + /* apic-frequency (bus speed) */
>>>> + env->regs[R_ECX] = apicHz;
>>>> + /* High part of tsc-frequency */
>>>> + env->regs[R_EBX] = (uint32_t)(value >> 32);
>>>> + /* Low part of tsc-frequency */
>>>> + return (uint32_t)value;
>>>> + } else {
>>>> + return env->regs[R_EAX];
>>>> + }
>>>> +}
>>>> +
>>>> /* vmmouse helpers */
>>>> void vmmouse_get_data(uint32_t *data)
>>>> {
>>>> @@ -141,6 +161,7 @@ static int vmport_initfn(ISADevice *dev)
>>>> /* Register some generic port commands */
>>>> vmport_register(VMPORT_CMD_GETVERSION, vmport_cmd_get_version,
>>>> NULL);
>>>> vmport_register(VMPORT_CMD_GETRAMSIZE, vmport_cmd_ram_size,
>>>> NULL);
>>>> + vmport_register(VMPORT_CMD_GETHZ, vmport_cmd_get_hz, NULL);
>>>> return 0;
>>>> }
>>>>
>>> Reviewed-by: Jan Kiszka <address@hidden>
>>>
>> Any thing else I need to do to get this into 1.3?
>> -Don Slutz
>>
> Ping.
Please top post new patches in the future. Otherwise they are easily
lost.
Regards,
Anthony Liguori
> -Don Slutz