psd.h
/*
* psd.h OS/2 Platform Specific Driver Architecture and Structure.
*
* Open Watcom Project
*
* Based on psd.h from SMP Programming Addendum
* Copyright (c) 2004-2009 The Open Watcom Contributors. All Rights Reserved.
*
* =========================================================================
*/
#include <stdint.h>
#ifndef ulong_t
typedef unsigned long ulong_t; // uint32_t
typedef unsigned short ushort_t; // uint16_t
typedef unsigned char uchar_t; // uint8_t
#endif
typedef int (*P_F_1)(uint32_t arg);
typedef int (*P_F_2)(uint32_t arg1, uint32_t arg2);
#define PSDHelp(router, function, arg) ((*router)((function), (uint32_t)(arg)))
// XLATON
/* ASM
P_F_1 struc
dd ?
P_F_1 ends
P_F_2 struc
dd ?
P_F_2 ends
*/
#define WARM_REBOOT_VECTOR_SEG 0x40
#define WARM_REBOOT_VECTOR_OFF 0x67
/* PSD Info structure */
typedef struct info_s { /* psd */
uint32_t flags; /* PSD flags */
uint32_t version; /* PSD version */
uint32_t hmte; /* MTE handle of PSD */
uint8_t *pParmString; /* Pointer to ASCIIZ PSD parameter*/
uint32_t IRQ_IPI; /* IRQ for IPI */
uint32_t IRQ_LSI; /* IRQ for LSI */
uint32_t IRQ_SPI; /* IRQ for SPI */
} PSDINFO;
/* PSD flags definition */
#define PSD_ADV_INT_MODE 0x20000000 /* PSD is in adv int mode #81531 */
#define PSD_INSTALLED 0x40000000 /* PSD has been installed */
#define PSD_INITIALIZED 0x80000000 /* PSD has been initialized */
/* PSD function numbers-structures */
#define PSD_INSTALL 0x00000000 /* Install PSD */
// install structure passed to Install
typedef struct install_s { /* install */
P_F_2 pPSDHlpRouter; /* Address of PSDHlpRouter */
char *pParmString; /* Pointer to parameter string */
void *pPSDPLMA; /* Pointer to PSD's PLMA */
uint32_t sizePLMA; /* Size of PLMA in bytes */
} INSTALL;
#define PSD_DEINSTALL 0x00000001 /* DeInstall PSD */
#define PSD_INIT 0x00000002 /* Initialize PSD */
typedef struct init_s { /* init */
uint32_t flags; /* Init flags */
uint32_t version; /* PSD Version number */
} INIT;
#define INIT_GLOBAL_IRQ_ACCESS 0x00000001 /* Platform has global IRQ access */
#define INIT_USE_FPERR_TRAP 0x00000002 /* Use Trap 16 to report FP err's */
#define INIT_EOI_IRQ13_ON_CPU0 0x00000004 /* eoi IRQ 13 only if on cpu 0 */
#define INIT_TIMER_CPU0 0x00000008 /* system timer is on CPU 0 */
#define PSD_PROC_INIT 0x00000003 /* Initialize processor */
#define PSD_START_PROC 0x00000004 /* Start processor */
#define PSD_GET_NUM_OF_PROCS 0x00000005 /* Get number of processors */
#define PSD_GEN_IPI 0x00000006 /* Generate an IPI */
#define PSD_END_IPI 0x00000007 /* End an IPI */
#define PSD_PORT_IO 0x00000008 /* Port I/O */
typedef struct port_io_s { /* port_io */
uint32_t port; /* Port number to access */
uint32_t data; /* Data read, or data to write */
uint32_t flags; /* IO Flags */
} PORT_IO;
#define IO_READ_BYTE 0x0000 /* Read a byte from the port */
#define IO_READ_WORD 0x0001 /* Read a word from the port */
#define IO_READ_DWORD 0x0002 /* Read a dword from the port */
#define IO_WRITE_BYTE 0x0003 /* Write a byte to the port */
#define IO_WRITE_WORD 0x0004 /* Write a word to the port */
#define IO_WRITE_DWORD 0x0005 /* Write a dword to the port */
#define IO_FLAGMASK 0x0007 /* Flag mask */
#define PSD_IRQ_MASK 0x00000009 /* Mask/Unmask IRQ levels */
typedef struct psd_irq_s { /* psd_irq */
uint32_t flags; /* IRQ flags */
uint32_t data; /* IRQ data */
/* depending on type of irq */
/* operation, the data field */
/* can contain any of the */
/* following info: */
/* 1) Mask or UNMasking data */
/* 2) IRR or ISR reg values */
/* 3) IRQ # for EOI operations */
uint32_t procnum ; /* Processor number */
} PSD_IRQ ;
#define PSD_IRQ_REG 0x0000000A /* Access IRQ related regs */
#define PSD_IRQ_EOI 0x0000000B /* Issue an EOI */
#define IRQ_MASK 0x00000001 /* Turn on IRQ mask bits */
#define IRQ_UNMASK 0x00000002 /* Turn off IRQ mask bits */
#define IRQ_GETMASK 0x00000004 /* Get IRQ mask bits */
#define IRQ_NEWMASK 0x00000010 /* Set and / or Reset all masks */
#define IRQ_READ_IRR 0x00000100 /* Read the IRR reg */
#define IRQ_READ_ISR 0x00000200 /* Read the ISR reg */
#define PSD_APP_COMM 0x0000000C /* PSD/APP Communication */
#define PSD_SET_ADV_INT_MODE 0x0000000D /* Set advanced int mode */
#define PSD_SET_PROC_STATE 0x0000000E /* Set proc state ; idle , or busy */
#define PROC_STATE_IDLE 0x00000000 /* Processor is idle */
#define PROC_STATE_BUSY 0x00000001 /* Processor is busy */
#define PSD_QUERY_SYSTEM_TIMER 0x0000000F /* Query Value of System Timer 0 */
typedef struct psd_qrytmr_s { /* psd_qrytmr */
uint32_t qw_ulLo_psd ; /* Timer count */
uint32_t qw_ulHi_psd ; /* Timer count */
uint32_t pqwTmr ; /* 16 : 16 ptr to qwTmr */
} PSD_QRYTMR ;
#define PSD_SET_SYSTEM_TIMER 0x00000010 /* Set System Timer 0 counter */
typedef struct psd_settmr_s { /* psd_settmr */
uint32_t NewRollOver ; /* NewRollover */
uint32_t pqwTmrRollover ; /* 16:16 ptr to qwTmrRollover */
} PSD_SETTMR ;
// VMALLOC structure used with PSDHLP PSDHLP_VMALLOC function
typedef struct vmalloc_s { /* vmalloc */
uint32_t addr ; /* Physical address to map if VMALLOC_ PHYS */
/* Lin addr to alloc at if VMALLOC_LOCSPECIFIC */
/* on return, addr of allocation */
uint32_t cbsize ; /* Size of mapping in bytes */
uint32_t flags ; /* Allocation flags */
} VMALLOC ;
typedef struct set_irq_s { /* set_irq */
uint16_t irq ; /* IRQ level */
uint16_t flags ; /* Set IRQ flags */
uint32_t vector ; /* IRQ interrupt vector */
P_F_2 handler ; /* IRQ handler */
} SET_IRQ ;
#define IRQf_IPI 0x0020 /* IRQ for IPI */
#define IRQf_LSI 0x0040 /* IRQ for LSI */
#define IRQf_SPI 0x0080 /* IRQ for SPI */
typedef struct call_real_mode_s { /* call_real_mode */
uint32_t function ; /* Function address */
uint32_t pdata ; /* Pointer to data area */
} CALL_REAL_MODE ;
typedef struct _pagerange_s { /* pagerange */
uint32_t lastframe ; /* Last valid page in range */
uint32_t firstframe ; /* First valid page in range */
} ;
typedef struct adj_pg_ranges_s { /* adj_pg_ranges */
struct _pagerange_s *pprt ; /* Pointer to page range table */
uint32_t nranges ; /* Num of ranges in range table */
} ADJ_PG_RANGES;
/* PSD helper function numbers - structures */
#define PSDHLP_VMALLOC 0x00000000 /* Allocate memory */
#define VMALLOC_FIXED 0x00000001 /* Allocate resident memory */
#define VMALLOC_CONTIG 0x00000002 /* Allocate contiguous memory */
#define VMALLOC_LOCSPECIFIC 0x00000004 /* Alloc at a specific lin address */
#define VMALLOC_PHYS 0x00000008 /* Map physical address */
#define VMALLOC_1M 0x00000010 /* Allocate below 1M */
#define VMALLOC_FLAGMASK 0x0000001f /* Valid flag mask */
#define PSDHLP_VMFREE 0x00000001 /* Free memory */
#define PSDHLP_SET_IRQ 0x00000002 /* Set up an IRQ */
#define PSDHLP_CALL_REAL_MODE 0x00000003 /* Call a function in real mode */
#define PSDHLP_VMLINTOPHYS 0x00000004 /* Convert linear addr to phys */
#define PSDHLP_ADJ_PG_RANGES 0x00000005 /* Adjust page ranges */
/* PSD function prototypes */
extern void PSDEnter( uint32_t function, uint32_t arg, P_F_2 altEntry );
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