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ipmi: Split out KCS-specific code from ISA KCS code

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Get ready for PCI and other KCS interfaces.

No functional changes, just split the code into the generic KCS code
and the ISA-specific code.

Signed-off-by: Corey Minyard <cminyard@mvista.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
This commit is contained in:
Corey Minyard 2017-12-06 07:34:24 -06:00
parent 7b0cd78bf7
commit 0f310cd6e1
4 changed files with 505 additions and 397 deletions
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75
include/hw/ipmi/ipmi_kcs.h Normal file
View file

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/*
* QEMU IPMI KCS emulation
*
* Copyright (c) 2015,2017 Corey Minyard, MontaVista Software, LLC
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef HW_IPMI_KCS_H
#define HW_IPMI_KCS_H
#include "hw/ipmi/ipmi.h"
typedef struct IPMIKCS {
IPMIBmc *bmc;
bool do_wake;
bool obf_irq_set;
bool atn_irq_set;
bool irqs_enabled;
uint8_t outmsg[MAX_IPMI_MSG_SIZE];
uint32_t outpos;
uint32_t outlen;
uint8_t inmsg[MAX_IPMI_MSG_SIZE];
uint32_t inlen;
bool write_end;
uint8_t status_reg;
uint8_t data_out_reg;
int16_t data_in_reg; /* -1 means not written */
int16_t cmd_reg;
/*
* This is a response number that we send with the command to make
* sure that the response matches the command.
*/
uint8_t waiting_rsp;
uint32_t io_base;
unsigned long io_length;
MemoryRegion io;
void (*raise_irq)(struct IPMIKCS *ik);
void (*lower_irq)(struct IPMIKCS *ik);
void *opaque;
bool use_irq;
} IPMIKCS;
void ipmi_kcs_get_fwinfo(IPMIKCS *ik, IPMIFwInfo *info);
void ipmi_kcs_class_init(IPMIInterfaceClass *iic);
extern const VMStateDescription vmstate_IPMIKCS;
int ipmi_kcs_vmstate_post_load(void *opaque, int version);
#endif /* HW_IPMI_KCS_H */