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xive2: Add a get_config() handler for the router configuration 

Add GEN1 config even if we don't use it yet in the core framework.

Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
master
Cédric Le Goater 2022-03-02 06:51:39 +01:00
parent 747ffe28ca
commit e16032b8dc
3 changed files with 28 additions and 0 deletions
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13
hw/intc/pnv_xive2.c
View File

@ -426,6 +426,18 @@ static int pnv_xive2_get_eas(Xive2Router *xrtr, uint8_t blk, uint32_t idx,
return pnv_xive2_vst_read(xive, VST_EAS, blk, idx, eas);
}
static uint32_t pnv_xive2_get_config(Xive2Router *xrtr)
{
PnvXive2 *xive = PNV_XIVE2(xrtr);
uint32_t cfg = 0;
if (xive->cq_regs[CQ_XIVE_CFG >> 3] & CQ_XIVE_CFG_GEN1_TIMA_OS) {
cfg |= XIVE2_GEN1_TIMA_OS;
}
return cfg;
}
static bool pnv_xive2_is_cpu_enabled(PnvXive2 *xive, PowerPCCPU *cpu)
{
int pir = ppc_cpu_pir(cpu);
@ -1950,6 +1962,7 @@ static void pnv_xive2_class_init(ObjectClass *klass, void *data)
xrc->write_end = pnv_xive2_write_end;
xrc->get_nvp = pnv_xive2_get_nvp;
xrc->write_nvp = pnv_xive2_write_nvp;
xrc->get_config = pnv_xive2_get_config;
xrc->get_block_id = pnv_xive2_get_block_id;
xnc->notify = pnv_xive2_notify;

7
hw/intc/xive2.c
View File

@ -20,6 +20,13 @@
#include "hw/ppc/xive2.h"
#include "hw/ppc/xive2_regs.h"
uint32_t xive2_router_get_config(Xive2Router *xrtr)
{
Xive2RouterClass *xrc = XIVE2_ROUTER_GET_CLASS(xrtr);
return xrc->get_config(xrtr);
}
void xive2_eas_pic_print_info(Xive2Eas *eas, uint32_t lisn, Monitor *mon)
{
if (!xive2_eas_is_valid(eas)) {

8
include/hw/ppc/xive2.h
View File

@ -25,6 +25,12 @@ typedef struct Xive2Router {
#define TYPE_XIVE2_ROUTER "xive2-router"
OBJECT_DECLARE_TYPE(Xive2Router, Xive2RouterClass, XIVE2_ROUTER);
/*
* Configuration flags
*/
#define XIVE2_GEN1_TIMA_OS 0x00000001
typedef struct Xive2RouterClass {
SysBusDeviceClass parent;
@ -44,6 +50,7 @@ typedef struct Xive2RouterClass {
int (*write_nvp)(Xive2Router *xrtr, uint8_t nvp_blk, uint32_t nvp_idx,
Xive2Nvp *nvp, uint8_t word_number);
uint8_t (*get_block_id)(Xive2Router *xrtr);
uint32_t (*get_config)(Xive2Router *xrtr);
} Xive2RouterClass;
int xive2_router_get_eas(Xive2Router *xrtr, uint8_t eas_blk, uint32_t eas_idx,
@ -56,6 +63,7 @@ int xive2_router_get_nvp(Xive2Router *xrtr, uint8_t nvp_blk, uint32_t nvp_idx,
Xive2Nvp *nvp);
int xive2_router_write_nvp(Xive2Router *xrtr, uint8_t nvp_blk, uint32_t nvp_idx,
Xive2Nvp *nvp, uint8_t word_number);
uint32_t xive2_router_get_config(Xive2Router *xrtr);
void xive2_router_notify(XiveNotifier *xn, uint32_t lisn, bool pq_checked);