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Uthernet: remove tfe/tfe_packetpage allocations

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This commit is contained in:
tomcw 2021-09-22 20:46:28 +01:00
parent a50fcf2850
commit b6c71201cf
1 changed files with 8 additions and 61 deletions
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69
source/Tfe/tfe.cpp
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@ -106,7 +106,7 @@ std::string tfe_interface;
*/
#define TFE_COUNT_IO_REGISTER 0x10 /* we have 16 I/O register */
static BYTE *tfe = NULL;
static BYTE tfe[TFE_COUNT_IO_REGISTER] = { 0 };
/*
RW: RXTXDATA = DE00/DE01
RW: RXTXDATA2 = DE02/DE03 (for 32-bit-operation)
@ -156,7 +156,7 @@ static BYTE *tfe = NULL;
#define MAX_PACKETPAGE_ARRAY 0x1000 /* 4 KB */
static BYTE *tfe_packetpage = NULL;
static BYTE tfe_packetpage[MAX_PACKETPAGE_ARRAY] = { 0 };
static WORD tfe_packetpage_ptr = 0;
@ -394,9 +394,6 @@ void tfe_reset(void)
{
if (tfe_enabled)
{
assert( tfe );
assert( tfe_packetpage );
tfe_arch_pre_reset();
/* initialize visible IO register and PacketPage registers */
@ -462,53 +459,15 @@ static void set_standard_tfe_interface(void)
static
int tfe_activate_i(void)
{
assert( tfe == NULL );
assert( tfe_packetpage == NULL );
#ifdef TFE_DEBUG
if(g_fh) fprintf( g_fh, "tfe_activate_i()." );
#endif
/* allocate memory for visible IO register */
/* RGJ added BYTE * for AppleWin */
tfe = (BYTE * )lib_malloc( TFE_COUNT_IO_REGISTER );
if (tfe==NULL)
{
#ifdef TFE_DEBUG_INIT
if(g_fh) fprintf(g_fh, "tfe_activate_i: Allocating tfe failed.\n");
#endif
tfe_enabled = 0;
return 0;
}
/* allocate memory for PacketPage register */
/* RGJ added BYTE * for AppleWin */
tfe_packetpage = (BYTE * ) lib_malloc( MAX_PACKETPAGE_ARRAY );
if (tfe_packetpage==NULL)
{
#ifdef TFE_DEBUG_INIT
if(g_fh) fprintf(g_fh, "tfe_activate: Allocating tfe_packetpage failed.\n");
#endif
lib_free(tfe);
tfe=NULL;
tfe_enabled = 0;
return 0;
}
#ifdef TFE_DEBUG_INIT
if(g_fh) fprintf(g_fh, "tfe_activate: Allocated memory successfully.\n");
if(g_fh) fprintf(g_fh, "\ttfe at $%08llX, tfe_packetpage at $%08llX\n", (unsigned long long)uintptr_t(tfe), (unsigned long long)uintptr_t(tfe_packetpage) );
#endif
#ifdef DOS_TFE
set_standard_tfe_interface();
#endif
if (!tfe_arch_activate(tfe_interface)) {
lib_free(tfe_packetpage);
lib_free(tfe);
tfe=NULL;
tfe_packetpage=NULL;
tfe_enabled = 0;
tfe_cannot_use = 1;
return 0;
@ -529,10 +488,6 @@ int tfe_deactivate_i(void)
tfe_arch_deactivate();
lib_free(tfe);
tfe = NULL;
lib_free(tfe_packetpage);
tfe_packetpage = NULL;
return 0;
}
@ -567,8 +522,7 @@ void tfe_init(void)
// the first time this is a NOOP
// but when called from RepeatInitialization()
// it ensures new settings are taken into account
if (tfe)
tfe_deactivate();
tfe_deactivate();
// only activate if the settings say so
if (tfe_enabled && (tfe_activate() < 0)) {
@ -580,10 +534,7 @@ void tfe_init(void)
void tfe_shutdown(void)
{
assert( (tfe && tfe_packetpage) || (!tfe && !tfe_packetpage));
if (tfe)
tfe_deactivate();
tfe_deactivate();
tfe_interface.clear();
}
@ -1116,10 +1067,7 @@ BYTE REGPARM1 tfe_read(WORD ioaddress)
{
BYTE retval;
assert( tfe );
assert( tfe_packetpage );
assert( ioaddress < 0x10);
assert( ioaddress < TFE_COUNT_IO_REGISTER);
switch (ioaddress) {
@ -1195,10 +1143,7 @@ BYTE REGPARM1 tfe_read(WORD ioaddress)
void REGPARM2 tfe_store(WORD ioaddress, BYTE byte)
{
assert( tfe );
assert( tfe_packetpage );
assert( ioaddress < 0x10);
assert( ioaddress < TFE_COUNT_IO_REGISTER);
switch (ioaddress)
{
@ -1592,6 +1537,8 @@ bool tfe_LoadSnapshot(class YamlLoadHelper& yamlLoadHelper, UINT slot, UINT vers
// Side effects after PackagePage has been loaded
tfe_packetpage_ptr = GET_TFE_16(TFE_ADDR_PP_PTR);
tfe_sideeffects_write_pp(TFE_PP_ADDR_CC_RXCTL, 0); // set the 6 tfe_recv_* vars
for (UINT i = 0; i < 8; i++)