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Diffstat (limited to 'arch/s390/include/asm/sclp.h')
-rw-r--r--arch/s390/include/asm/sclp.h77
1 files changed, 68 insertions, 9 deletions
diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h
index c563f8368b19..1e62919bacf4 100644
--- a/arch/s390/include/asm/sclp.h
+++ b/arch/s390/include/asm/sclp.h
@@ -1,18 +1,30 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2007
- * Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
*/
#ifndef _ASM_S390_SCLP_H
#define _ASM_S390_SCLP_H
#include <linux/types.h>
-#include <asm/chpid.h>
-#include <asm/cpu.h>
#define SCLP_CHP_INFO_MASK_SIZE 32
-#define SCLP_MAX_CORES 256
+#define EARLY_SCCB_SIZE PAGE_SIZE
+#define SCLP_MAX_CORES 512
+/* 144 + 16 * SCLP_MAX_CORES + 2 * (SCLP_MAX_CORES - 1) */
+#define EXT_SCCB_READ_SCP (3 * PAGE_SIZE)
+/* 24 + 16 * SCLP_MAX_CORES */
+#define EXT_SCCB_READ_CPU (3 * PAGE_SIZE)
+
+#define SCLP_ERRNOTIFY_AQ_RESET 0
+#define SCLP_ERRNOTIFY_AQ_REPAIR 1
+#define SCLP_ERRNOTIFY_AQ_INFO_LOG 2
+#define SCLP_ERRNOTIFY_AQ_OPTICS_DATA 3
+
+#ifndef __ASSEMBLY__
+#include <linux/uio.h>
+#include <asm/chpid.h>
+#include <asm/cpu.h>
struct sclp_chp_info {
u8 recognized[SCLP_CHP_INFO_MASK_SIZE];
@@ -65,6 +77,7 @@ struct sclp_info {
unsigned char has_core_type : 1;
unsigned char has_sprp : 1;
unsigned char has_hvs : 1;
+ unsigned char has_wti : 1;
unsigned char has_esca : 1;
unsigned char has_sief2 : 1;
unsigned char has_64bscao : 1;
@@ -77,10 +90,20 @@ struct sclp_info {
unsigned char has_ibs : 1;
unsigned char has_skey : 1;
unsigned char has_kss : 1;
+ unsigned char has_diag204_bif : 1;
unsigned char has_gisaf : 1;
+ unsigned char has_diag310 : 1;
unsigned char has_diag318 : 1;
+ unsigned char has_diag320 : 1;
+ unsigned char has_diag324 : 1;
unsigned char has_sipl : 1;
+ unsigned char has_sipl_eckd : 1;
unsigned char has_dirq : 1;
+ unsigned char has_iplcc : 1;
+ unsigned char has_zpci_lsi : 1;
+ unsigned char has_aisii : 1;
+ unsigned char has_aeni : 1;
+ unsigned char has_aisi : 1;
unsigned int ibc;
unsigned int mtid;
unsigned int mtid_cp;
@@ -95,6 +118,34 @@ struct sclp_info {
};
extern struct sclp_info sclp;
+struct sccb_header {
+ u16 length;
+ u8 function_code;
+ u8 control_mask[3];
+ u16 response_code;
+} __packed;
+
+struct evbuf_header {
+ u16 length;
+ u8 type;
+ u8 flags;
+ u16 _reserved;
+} __packed;
+
+struct err_notify_evbuf {
+ struct evbuf_header header;
+ u8 action;
+ u8 atype;
+ u32 fh;
+ u32 fid;
+ u8 data[];
+} __packed;
+
+struct err_notify_sccb {
+ struct sccb_header header;
+ struct err_notify_evbuf evbuf;
+} __packed;
+
struct zpci_report_error_header {
u8 version; /* Interface version byte */
u8 action; /* Action qualifier byte
@@ -105,18 +156,24 @@ struct zpci_report_error_header {
* (OpenCrypto Successful Diagnostics Execution)
*/
u16 length; /* Length of Subsequent Data (up to 4K – SCLP header */
- u8 data[0]; /* Subsequent Data passed verbatim to SCLP ET 24 */
+ u8 data[]; /* Subsequent Data passed verbatim to SCLP ET 24 */
} __packed;
+extern char *sclp_early_sccb;
+
+void sclp_early_adjust_va(void);
+void sclp_early_set_buffer(void *sccb);
int sclp_early_read_info(void);
int sclp_early_read_storage_info(void);
int sclp_early_get_core_info(struct sclp_core_info *info);
void sclp_early_get_ipl_info(struct sclp_ipl_info *info);
void sclp_early_detect(void);
+void sclp_early_detect_machine_features(void);
void sclp_early_printk(const char *s);
-void sclp_early_printk_force(const char *s);
-void __sclp_early_printk(const char *s, unsigned int len, unsigned int force);
+void __sclp_early_printk(const char *s, unsigned int len);
+void sclp_emergency_printk(const char *s);
+int sclp_init(void);
int sclp_early_get_memsize(unsigned long *mem);
int sclp_early_get_hsa_size(unsigned long *hsa_size);
int _sclp_get_core_info(struct sclp_core_info *info);
@@ -129,9 +186,10 @@ int sclp_chp_deconfigure(struct chp_id chpid);
int sclp_chp_read_info(struct sclp_chp_info *info);
int sclp_pci_configure(u32 fid);
int sclp_pci_deconfigure(u32 fid);
+int sclp_ap_configure(u32 apid);
+int sclp_ap_deconfigure(u32 apid);
int sclp_pci_report(struct zpci_report_error_header *report, u32 fh, u32 fid);
-int memcpy_hsa_kernel(void *dest, unsigned long src, size_t count);
-int memcpy_hsa_user(void __user *dest, unsigned long src, size_t count);
+size_t memcpy_hsa_iter(struct iov_iter *iter, unsigned long src, size_t count);
void sclp_ocf_cpc_name_copy(char *dst);
static inline int sclp_get_core_info(struct sclp_core_info *info, int early)
@@ -141,4 +199,5 @@ static inline int sclp_get_core_info(struct sclp_core_info *info, int early)
return _sclp_get_core_info(info);
}
+#endif /* __ASSEMBLY__ */
#endif /* _ASM_S390_SCLP_H */